<?xml version="1.0" ?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
  <url>
    <loc>https://www.foster77.co.uk/Foster%20et%20al.,%20FLM,%20Priority%20of%20operations%20-%20necessary%20or%20arbitrary.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Using%20coherent%20representations%20of%20number%20in%20the%20school%20mathematics%20curriculum.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster%20et%20al.%20Decolonizing%20educational%20design%20for%20school%20mathematics.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20College%20Mathematics%20Journal,%20Proof%20without%20words%20-%20Pythagoras.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster%20&amp;%20Martin,%20Teaching%20Statistics,%20Two-dice%20horse%20race.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20International%20Journal%20of%20Mathematical%20Education%20in%20Science%20and%20Technology,%20Closed%20but%20provocative%20questions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teacher,%20Expression%20Polygons.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Equal%20volumes%20of%20revolution.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Primary%20Science,%20Getting%20goose%20bumps%20about%20teaching%20evolution.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Australian%20Senior%20Mathematics%20Journal,%20Problems%20with%20generalising.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20The%20College%20Mathematics%20Journal,%20How%20to%20Manipulate%20Test%20Scores.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Australian%20Mathematics%20Teacher,%20Working%20Without%20a%20Safety%20Net.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teaching%20Statistics,%20The%20Probability%20Distribution%20for%20a%20Biased%20Spinner.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Quadratic%20Doublets.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Squares%20within%20Squares.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Symmetrical%20Cubics.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Orthogonal%20Mappings.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Taking%20a%20Short%20Cut%20Through%20Pascal's%20Triangle.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teacher,%20When%20is%20a%20Parabola%20Not%20a%20Parabola.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teacher,%20Student-Generated%20Questions%20in%20Mathematics%20Teaching.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20For%20The%20Learning%20of%20Mathematics,%20Peripheral%20Mathematical%20Knowledge.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20For%20The%20Learning%20of%20Mathematics,%20Productive%20Ambiguity%20in%20the%20Learning%20of%20Mathematics.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20The%20American%20Statistician,%20The%20Significance%20of%20a%20Square-Root%20Rule.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20A%20Comment%20on%20Schnell%20and%20Mendoza.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20A%20Fortuitous%20Value.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Isometric%20Graphs.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teaching%20Statistics,%202009,%2031,%202,%2059-60.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20Avoiding%20Pythagoras.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Hodgen%20&amp;%20Foster,%20What's%20so%20hard%20about%20algebra.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Checking%20for%20understanding.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Baldry&amp;Foster_LessonStudyPartnershipsinInitialTeacherEducation.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Baldry&amp;Foster_TheoryAndPracticeOfLessonStudy.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Gazette,%20How%20to%20study%20for%20a%20mathematics%20degree%20by%20Lara%20Alcock.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Research%20in%20Mathematics%20Education,%20Teaching%20with%20tasks%20for%20effective%20mathematics%20learning.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Wake,%20Foster,%20&amp;%20Nishimura%20Lesson%20study%20A%20case%20of%20expansive%20learning.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Swan%20&amp;%20Foster,%20Formative%20Assessment%20Lessons.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Wake%20&amp;%20Swan,%20PME%202014,%20Mathematical%20knowledge%20for%20teaching%20problem%20solving%20-%20Lessons%20from%20lesson%20study.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Wake,%20Foster%20&amp;%20Swan,%20Understanding%20issues%20in%20mathematical%20problem%20solving%20and%20modelling.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Wake,%20Foster%20&amp;%20Swan%20A%20theoretical%20lens%20on%20lesson%20study.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Learning%20Times%20Tables%20Through%20Systematic%20Connections.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster%20&amp;%20Francome,%20Teaching%20Dilemma%201.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Nets%20and%20dice.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Transforming%20graphs.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Reasons%20to%20be%20cheerful.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20When%20do%20fractions%20simplify.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://foster77.co.uk/Foster,%20Teach%20Secondary,%20Beyond%20the%20serve.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Variance%20and%20standard%20deviation.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Random-walk%20plots.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Compass%20constructions%20are%20not%20methods.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Shore%20et%20al.,%20Mathematics%20in%20School,%20Empty%20number%20lines%20for%20solving%20linear%20equations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Solving%20simultaneous%20equations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20We%20all%20make%20mistakes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Appreciating%20the%20second-derivative%20test.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Logarithms%20and%20their%20bases.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Playing%20with%20asymptotes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Francome%20&amp;%20Foster,%20Mathematics%20Teaching,%20When%20can%20things%20be%20added%20together.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20QPA%20How%20can%20probability%20density%20be%20greater%20than%201.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20QPA%20Why%20do%20p%20values%20need%20to%20include%20more%20extreme%20possibilities.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Independent%20events%20and%20inequalities.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Linear%20sequences.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Nobody%20should%20be%20perfect.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Tech,%20teaching%20and%20trust.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Proportionality.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20QPA%20Does%20a%20remote-controlled%20toy%20car%20violate%20Newton's%20laws%20of%20motion.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Moeller%20et%20al.,%20Primary%20Mathematics,%20Which%20way%20should%20your%20number%20line%20go.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://foster77.co.uk/Foster,%20Primary%20Mathematics,%20Being%20flexible%20about%20division.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://foster77.co.uk/Foster,%20Teach%20Secondary,%20Choosing%20choice.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Estimating%20Volume.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Do%20I%20have%20your%20attention.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Angles%20in%20the%20same%20segment.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Preneur%20World%20Magazine,%20Educating%20Mathematically%20Exceptional%20Children.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20You%20are%20not%20an%20imposter.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Standard%20form%20with%20numbers%20less%20than%201.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20QPA%20Is%20infinity%20a%20number.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Converting%20compound%20units.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Why%20mastery%20matters.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20The%20amber%20traffic%20light.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teaching,%20Alternatives%20to%20atomisation.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Venn%20diagrams%20for%20probability.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Ready%20for%20anything.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://foster77.co.uk/Foster%2C%20Mathematics%20in%20School%2C%20Rationalising%20all%20kinds%20of%20denominators.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Lower%20and%20upper%20bounds.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Say%20it%20again.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Embrace%20your%20flaws.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Bar%20charts%20versus%20pie%20charts.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20QPA%20Why%20aren't%20square%20roots%20additive.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Terminal%20digits%20and%20prime%20numbers.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teaching,%20Having%20fun%20being%20wrong.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Know%20your%20limits.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Adding%20and%20subtracting%20numbers%20in%20standard%20form.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Speed%20calculations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20When%20good%20is%20better%20than%20perfect.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Mixed%20numbers%20when%20combining%20fractions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Inequality%20signs%20turning%20round.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Go%20below%20the%20surface.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Francome%20&amp;%20Shore,%20Mathematics%20in%20School,%20Trigonometry%20without%20SOHCAHTOA.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Expanding%20pairs%20of%20brackets.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teaching,%20Failing%20to%20see%20both%20sides.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20power%20of%20framing.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Trigonometry%20in%20right-angled%20triangles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Minimalist%20approaches%20to%20teaching%20trigonometry.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20In%20favour%20of%20the%20Euclidean%20Algorithm.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20More%20than%20a%20feeling.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20quadratic%20formula.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Using%20the%20quadratic%20formula%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teaching,%20Improving%20educational%20design%20by%20comparing%20alternatives.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Unconvincing%20proofs%20-%20the%20sum%20of%20a%20geometric%20sequence.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Perpendicular%20gradients.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Shore,%20Francome,%20&amp;%20Foster,%20Mathematics%20in%20School,%20The%20sheer%20delight%20of%20sheering.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Subtractive%20solutions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Finding%20the%20nth%20term.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Schools%20of%20thought.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Recurring%20decimals.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teaching,%20Less%20is%20more.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Emotional%20preparation.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Perimeters%20of%20sectors.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Why%20do%20we%20divide%20by%20n-1.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Simultaneous%20equations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Easy%20when%20you%20know%20how.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Abolish%20degrees.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Equilateral%20triangles%20within%20a%20regular%20hexagon.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Area%20and%20volume%20scale%20factors.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20MA%20News%20February%202023.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Teaching,%20Is%20there%20any%20place%20for%20rote%20learning%20in%20mathematics.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Learning%20isn't%20linear.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Significant%20figures.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Unconvincing%20proofs%20-%20the%20harmonic%20series.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Converting%20recurring%20decimals%20to%20fractions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Compass%20constructions%20are%20not%20methods.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Factor%20puzzles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20MA%20News%20October%202022.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Originality%20is%20overrated.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Completing%20the%20square.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Completing%20the%20square%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Making%20sense%20of%20proof%20by%20contradiction.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20The%20floor%20and%20ceiling%20functions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Thinking%20hard%20about%20easy%20content%20-%20Odd%20and%20even%20functions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster%20et%20al.,%20Mathematics%20in%20School,%20What%20is%20a%20fraction.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Are%20words%20sometimes%20better%20than%20formulae.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Connecting%20things%20up%20coherently.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20The%20directionality%20of%20the%20equals%20sign.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Starting%20with%20completing%20the%20square.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Is%20it%20wrong%20to%20want%20to%20be%20liked.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Adding%20surds.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster%20&amp;%20Francome,%20Mathematics%20in%20School,%20Diagrams%20not%20drawn%20accurately.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Crossing%20out.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Home%20truths.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20A%20clear%20account%20of%20events.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Combining%20Probabilities%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20MA%20News%20June%202022.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20trouble%20with%20groupwork.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Dividing%20fractions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20usual%20suspects.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Pythagoras's%20Theorem.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Pythagoras%20perimeters%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Francome%20&amp;%20Foster,%20Plenary%20or%20ponder.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Choosing%20the%20best%20proofs.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Must%20feedback%20always%20be%20constructive.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Factors%20and%20multiples.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20MA%20News,%20February%202022,%20Meet%20the%20next%20MA%20President.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Exterior%20angles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Exterior%20angles%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Methods%20that%20are%20just%20mental%20clutter.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Getting%20multiplication%20the%20right%20way%20round.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Listening%20is%20slow,%20reading%20is%20fast.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20What%20is%20an%20angle.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Giving%20everything%20a%20twist.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Making%20sense%20of%20proof%20by%20contradiction.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Identity%20crisis.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Multiplying%20makes%20things%20bigger.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Assuming%20the%20worst%20is%20often%20for%20the%20best.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Symmetry.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Area%20and%20perimeter.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20First%20things%20first.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20What%20are%20'like%20terms'.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Problem%20solving%20and%20prior%20knowledge.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20But%20I'm%20no%20good.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Understanding%20indices.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Adding%20fractions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Trapezium%20artist%20reprinted.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Quotative%20and%20partitive%20models%20of%20division.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20What's%20in%20a%20name.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Percentage%20change.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20On%20hating%20formula%20triangles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20In%20a%20spin.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SMCJ,%20Half%20of%20the%20sum%20of%20the%20others.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SMCJ,%20Tailoring%20the%20examples%20to%20the%20method.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Number%20snakes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Differentiating%20inverse%20trig%20functions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Combining%20square%20numbers.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20A%20slice%20of%20the%20pie.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT272Foster&amp;OllertonMathematical_white_lies.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Revisiting%20Four%204s.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Trusting%20in%20patterns.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Counting%20out.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Twice%20as%20hot.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT270%20Foster&amp;Baldry%20Blink%20and%20it's%20gone.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20tethered%20goat.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Stop%20planning%20lessons.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Statistical%20puzzler.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Alternative%20vouchers.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Vouchers%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Seino%20&amp;%20Foster,%20Mathematics%20in%20School,%20Why%20the%20details%20matter.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20What's%20your%20style,%20sir.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Sine%20language.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20What%20counts%20as%20a%20random%20number.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Spider%20on%20a%20cuboid.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT26703.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Spotting%20sequences.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Trapezia%20acts.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Armchair%20responses.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Box%20plots.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Box%20plots%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT26503.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Missing%20the%20point.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Gattegno%20Chart.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Why%20can't%20it%20be%20distance%20plus%20time.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Knowing%20the%20unknowns.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Almost%20zero.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20The%20converse%20of%20Pythagoras'%20theorem.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Hodgen%20&amp;%20Foster,%20Mathematics%20in%20School,%20What's%20so%20hard%20about%20algebra.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Robot%20rendezvous.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Stop%20the%20clock.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Stop%20the%20clock%20ANSWERS.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Take%20your%20seat.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Two%20spinners.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20QPA%20What%20is%20the%20formula%20for%20factorial.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT26207.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Beat%20the%20calculator.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Is%20calculus%20exact.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Boxing%20clever.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT261_-_Book_review.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Surviving%20in%20the%20desert.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Surviving%20in%20the%20desert%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Review%20of%20Alcock%20Mathematics%20Rebooted.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Proportionality%20with%20Malcolm.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Editorial%20for%20Swan%20Special%20Issue.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT26012-5jF4FkXo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT26007-XaM4aADR.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Five%20triangles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Five%20Triangles%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Is%20i%20irrational.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Trigonometry%20without%20tears.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Trigonometry%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Get%20your%20bearings.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Bearings%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Bearings%20Key.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20guessing%20game.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20What%20is%20the%20net%20for%20a%20parallelepiped.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster%20&amp;%20Martin,%20Mathematics%20in%20School,%20Playing%20with%20dice.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Just%20four%20numbers.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Buying%20Coffee.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Can%20I%20just%20move%20the%20decimal%20point.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Always%20up%20to.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20A%20fitting%20challenge.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Making%20quadratics.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Making%20Quadratics%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Mixing%20paints.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Reaching%20the%20100th%20square.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Counting%20zeroes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Hit%20ten.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Hit%20Ten%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Newspaper%20pages.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Inferring%20sample%20size.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Surprise%20surprise.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Carrying%20your%20provisions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Mind%20your%20head.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Family%20Negotiations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Sports%20Centre.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Sports%20Centre%20TASK%20SHEETS.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Clock%20Watching.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Rolls%20of%20the%20dice.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Making%20products.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Abdul%20and%20Bella.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Hopping%20along.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Hopping%20Along%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Why%20isn't%201%20a%20prime%20number.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT251-16-04.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20All%20Square.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Thirty%20Factors.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20simple%20life.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Simplifying%20Expressions%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Sums%20of%20Pairs.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Painting%20a%20wall.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Painting%20a%20Wall%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Plus-Minus%20Graphs.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Scottish%20Mathematical%20Council%20Journal,%20Where%20does%20the%20third%20come%20from.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Clock%20Watching.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Where%20does%20the%20third%20come%20from.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Net%20for%20a%20square-based%20pyramid.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Symmetry%20Combinations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Symmetry%20Combinations%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT248-15-08.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20Meaning%20of%20the%20Mean.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Calculating%20Means%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT247-14-01.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20Shortest%20Way.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/The%20Shortest%20Way%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Shaping%20Up.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Finding%20Polygons%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Crossing%20Lines.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Prime%20Suspects.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Finding%20Primes%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Finding%20Primes%20COMPLETED%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Repeated%20rotations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Repeated%20Rotations%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Doubly%20Positive.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Fitting%20shapes%20inside%20shapes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20Power%20of%20Puzzles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Number%20Puzzles%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20What's%20The%20Deal.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Percentage%20Change%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT242-14-12.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Sweet%20solutions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT241-14-06.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Sum%20fractions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Angle%20Chasing.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Angle%20Chasing%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/MT240-14-01.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Being%20inclusive.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Going%20with%20the%20flow.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Iterating%20TASK%20SHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Why%20isn't%20pi%20a%20whole%20number.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Simultaneous%20Inequalities.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Arithmagons.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Being%20mean%20about%20the%20mean.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Staying%20on%20the%20Page.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Staying%20on%20the%20Page%20WORKSHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Cancelling%20Out.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Cancelling%20Out%20WORKSHEET.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Coining%20Queries.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Plenty%20of%20Lolly.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Growing%20Shapes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Rich%20Pickings.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Non-Linear%20Inequalities.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Precise%20Perimeters.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20A%203-Sided%20Story.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Unequal%20Reasoning.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Science%20Education%20Review,%20Treat%20Creationism%20as%20a%20Misconception.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT232-06-08.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Connected%20Quadratics.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Connected%20Expressions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Learning%20and%20Teaching%20Mathematics,%20Straight%20to%20the%20Point.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Shape%20Up.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT231-33-37.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20The%20What%20Factor.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Spectrum,%20Triangular%20Roots.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20What's%20The%20Point.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20A%20Straight%20Question.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT229-47-48.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20Changing%20the%20Subject.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20HCF%20and%20LCM%20-%20Beyond%20Procedures.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Spectrum,%20Trigonometry%20Without%20Right%20Angles.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematical%20Spectrum,%20Odd%20and%20Even%20Fractions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Teach%20Secondary,%20A%20Day%20at%20the%20C-Side.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Plus-Minus%20Graphs.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Math%20Horizons,%20Rooting%20for%20You.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT224-10-11.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT224-10-11-Extra.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Straight%20Dice.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT222-38-39.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT222-03-06.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20New%20York%20State%20Mathematics%20Teachers'%20Journal,%20Clock%20Problem.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Table%20Settings.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Odd%20Questions%20Pupils%20Ask.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT220-06-06.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SecEd,%20Consistency%20-%20It's%20A%20Foolish%20Obsession.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT-212-03-03.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Journal%20of%20Recreational%20Mathematics,%20Connected%20Codes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20String%20Along.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Dead%20Good.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Add%20Some%20Fun.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20How%20Many%20Detentions%20Will%20I%20Get.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Anyone%20For%20Consistency.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Who%20Is%20Missing.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Exam%20Boards%20Should%20Stick%20To%20Examining.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Ready%20To%20Shake%20On%20It.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Element%20Of%20Surprise%20Keeps%20Learning%20Alives.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Touching%20Story.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Journal%20of%20Recreational%20Mathematics,%20Making%20Twelve.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Name%20Your%20Price.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20If%20The%20Answer%20Is%20Instant%20The%20Question%20Is%20Pointless.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Higher%20Priorities.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT208-48-48-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SecEd,%20All%20My%20Own%20Work.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20You're%20Having%20A%20Graph.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20In%20The%20Area.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Beware%20The%20Rise%20Of%20Helicopter%20Teachers.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Journal%20of%20Recreational%20Mathematics,%20Twenty-One%20Forever.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Counting%20Cubes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SecEd,%20Getting%20Your%20Bearings.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Impossibility.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Solving%20The%20X%20Factor.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Stage%20Fright%20Does%20Not%20Equal%20Lack%20Of%20Involvement.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Pencils%20Make%20A%20Point.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Start%20Making%20Money.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20The%20Warwick%20Dials.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT204-40-41-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT203-29-29.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SecEd,%20Make%20Maths%20Sparkle.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Pushing%20The%20Limits.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20A%20Degree%20Of%20Confusion.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Triangles%20And%20Parabolas%20-%20The%20Hard%20Part.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Economies%20Of%20Scale.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20There's%20A%20Positive%20Side%20To%20'Negative%20Marking'.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT202-12-13-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Today,%20As%20Easy%20As%201,%202,%203,%20....pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Petrol-Pump%20Learning%20Won't%20Fuel%20Thinking%20Skills.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Symmetry%20Plus,%20Right-Angled%20Triangles%20And%20Parabolas.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Equals,%20Stop%20Interrupting.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Introducing%20Maths-man.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Model%20Lessons%20Put%20Spontaneity%20In%20A%20Straitjacket.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20To%20Infinity%20And%20Beyond.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20A%20Different%20Pictorial%20Way%20of%20Looking%20at%20Simultaneous%20Equations.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Targets%20Miss%20The%20Point.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT199-30-31-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT199-24-25-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Asking%20Questions.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20SecEd,%20Pointless%20Compasses.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT196-48-48-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT196-24-25-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT195-48-48-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT195-33-33-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20How%20Do%20We%20Get%20Them%20Going.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20ATL%20Report,%20Preparing%20The%20Lesson%20Or%20Preparing%20The%20Teacher.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT194-47-47-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT194-18-19-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT192-02-02.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20Today,%20What%20We%20Did%20In%20Our%20Easter%20Holiday.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT191-37-40.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT191-06-07.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Slippery%20Slopes.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT190-26-27-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20In%20School,%20Differences%20Over%20Differences%20Methods.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20Mathematics%20in%20School,%20Trapezium%20Artist.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/ATM-MT188-30-31-mo.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
  <url>
    <loc>https://www.foster77.co.uk/Foster,%20TES,%20Mean%20Difference.pdf</loc>
    <lastmod>2026-08-20</lastmod>
  </url>
</urlset>
