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Which is bigger?
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Which Is Bigger?

14 to 16
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Which is bigger, n+10 or 2n+3? Can you find a good method of answering similar questions?

Match the Matches
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Match the Matches

7 to 11
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Decide which charts and graphs represent the number of goals two football teams scored in fifteen matches.
A pair of scissors about to cut the corner of a blue piece of paper.
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Cutting Corners

7 to 11
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Can you make the most extraordinary, the most amazing, the most unusual patterns/designs from these triangles which are made in a special way?

Start Cube Drilling
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Start Cube Drilling

5 to 7
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Imagine a 3 by 3 by 3 cube. If you and a friend drill holes in some of the small cubes in the ways described, how many will have holes drilled through them?

A day with Grandpa
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A Day With Grandpa

7 to 11
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Grandpa was measuring a rug using yards, feet and inches. Can you help William to work out its area?

Pinhole Camera
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Pinhole Camera

11 to 14
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Make your own pinhole camera for safe observation of the sun, and find out how it works.
Transposition cipher
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Transposition Cipher

11 to 16
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Can you work out what size grid you need to read our secret message?
Cubes Here and There
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Cubes Here and There

7 to 11
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How many shapes can you build from three red and two green cubes? Can you use what you've found out to predict the number for four red and two green?
Hold still please
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Hold Still Please

16 to 18
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Can you arrange a set of charged particles so that none of them start to move when released from rest?
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