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Tangrams

Can you make five differently sized squares from the interactive tangram pieces?

Polydron

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

Construct-o-straws

Make a cube out of straws and have a go at this practical challenge.

Folding

Age 7 to 11
Challenge Level
There are lots of answers to this problem, depending on precisely which questions you ask.

Have a go yourself, and if you discover anything interesting then email primary.nrich@maths.org  to let us know!