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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?

Two Dots

Age 7 to 11 Challenge Level:

Place eight counters on this diagram, so that there are only two counters on each straight line and only two counters on each circle.