Can you explain the strategy for winning this game with any target?
Draw a square. A second square of the same size slides around the
first always maintaining contact and keeping the same orientation.
How far does the dot travel?
Can you explain how this card trick works?
Penny, Tom and Matthew have been
promised a larger box of chocolates as a Christmas present from
their grandmother. The box will have $10$ chocolates along each
edge, instead of just $5$.
would each child work out how many chocolates the larger box will
Can you describe any other ways to
work it out?