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


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


Make a cube out of straws and have a go at this practical challenge.


Age 7 to 11
Challenge Level
There are lots of answers to this problem, depending on precisely which questions you ask.

Have a go yourself, and if you discover anything interesting then email  to let us know!