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Geoboards

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

Polydron

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?

Fake Gold

Age 7 to 11
Challenge Level

What would happen to the balance if the weights were eqaul?
What would happen if they weren't?