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Geoboards

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

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Polydron

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?

Page Numbers

Stage: 2 Short Challenge Level: Challenge Level:1

Exactly $195$ digits have been used to number the pages in a book.

How many pages does the book have?