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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?

Different Deductions

Age 7 to 11 Challenge Level:

What can you deduce by comparing the bottom two rows?

If you could work out the value of the square, how could you then work out the value of the triangle?