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The add and take-away path
problem
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The Add and Take-Away Path

5 to 7
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Two children made up a game as they walked along the garden paths. Can you find out their scores? Can you find some paths of your own?

Balancing 2
problem

Balancing 2

11 to 14
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Meg and Mo still need to hang their marbles so that they balance, but this time the constraints are different. Can you find out what they need to do?

Olympic rings
problem
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Olympic Rings

5 to 7
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Can you design your own version of the Olympic rings, using interlocking squares instead of circles?

National Flags
problem
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National Flags

7 to 11
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This problem explores the shapes and symmetries in some national flags.

Drips
game

Drips

7 to 14
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An animation that helps you understand the game of Nim.

Hand Span
problem

Hand Span

5 to 7
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Use your hand span to measure the distance around a tree trunk. If you ask a friend to try the same thing, how do the answers compare?
What Does it Say to You?
article

What Does It Say to You?

5 to 11
Written for teachers, this article discusses mathematical representations and takes, in the second part of the article, examples of reception children's own representations.
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