Angles

problem
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National Flags

Age

7 to 11

Challenge level

1 out of 3

This problem explores the shapes and symmetries in some national flags.
game
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Estimating Angles

Age

7 to 14

Challenge level

1 out of 3

How good are you at estimating angles?
problem
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Making Rectangles

Age

7 to 14

Challenge level

2 out of 3

A task which depends on members of the group noticing the needs of others and responding.