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Can you make five differently sized squares from the interactive tangram pieces?


This practical challenge invites you to investigate the different squares you can make on a square geoboard or pegboard.


This activity investigates how you might make squares and pentominoes from Polydron.


Age 7 to 11
Challenge Level

What do you know about the rectangle?

Have a look at each approach.  What do you think he/she was doing?

How do you think this will help to solve the problem?

What do you think he/she would have done next?