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Triangle Animals
How many different ways can you find to join three equilateral triangles together? Can you convince us that you have found them all?
Triple Cubes
This challenge involves eight three-cube models made from interlocking cubes. Investigate different ways of putting the models together then compare your constructions.
The Add and Take-away Path
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?
Age 5 to 11
Challenge Level
What could the score have been if Spain hadn't scored any goals by half time?
What could the score have been if Spain had scored one goal by half time ...?
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.