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

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

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Cereal Packets

How can you put five cereal packets together to make different shapes if you must put them face-to-face?

Turning Granny

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

Unfortunately we haven't received any solutions to this problem yet.

Why don't you try making two granny knots, then rotating one of them in the three different ways? Then you can compare your rotated knot with your unrotated knot more easily.

Now try the same thing with two reef knots.