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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.

Multilink Cubes

If you had 36 cubes, what different cuboids could you make?

This Pied Piper of Hamelin

Age 7 to 11
Challenge Level
If you had one fewer rat, what could you replace it with to keep the number of legs the same?
How are you keeping track of what you have done?