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Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?

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Noah saw 12 legs walk by into the Ark. How many creatures did he see?

Cover the Camel

Age 5 to 7
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If you are using the interactive, you can choose to see pieces which are already rotated. Click on the Settings menu (the purple cog in the top right-hand corner) and choose that option.
Where might be a good place to start?
Is there anywhere else you can put a piece straight-away?
How about trying to put in pieces from one of these starting points, filling gaps as you go along?

The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.
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NRICH is part of the family of activities in the Millennium Mathematics Project.