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Polydron

This activity investigates how you might make squares and pentominoes from Polydron.

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Multilink Cubes

If you had 36 cubes, what different cuboids could you make?

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Cereal Packets

How can you put five cereal packets together to make different shapes if you must put them face-to-face?

Chocoholics

Stage: 2 Challenge Level: Challenge Level:2 Challenge Level:2
This problem supports children in calculating with money but also requires them to be systematic. Playing with the problem for a few minutes thinking about what the minimum price of the chocolate bar could be is a useful starting point. How can pupils convince each other that they have all the solutions? Although simultaneous equations seem to be appropriate they would just get in the way!
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. More information on many of our other activities can be found here.
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NRICH is part of the family of activities in the Millennium Mathematics Project.