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

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

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Multilink Cubes

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

Shunting Puzzle

Stage: 2 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

Why do this problem?

This problem is not for the faint hearted! It requires logical thinking and perseverance. Learners who enjoyed this problem may like to try Single Track .

Key questions

How could you start?
How will you remember what you have tried?
Remember that the engine can push and pull.
Perhaps using some counters will help?