possible related topics estimation
Learners’ gut feelings about the size of a crowd can be way out. It can be fun to take a wild guess before carrying out a more systematic estimation.
Learners might like to think about factors that make a crowd seem bigger than it really is, such as being squashed together in an enclosed space (e.g., at a concert) or having people moving around.
© Colin Foster 2012, www.foster77.co.uk