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Domino Square

Use the 'double-3 down' dominoes to make a square so that each side has eight dots.

4 Dom

Use these four dominoes to make a square that has the same number of dots on each side.

The Puzzling Sweet Shop

There were chews for 2p, mini eggs for 3p, Chocko bars for 5p and lollypops for 7p in the sweet shop. What could each of the children buy with their money?

Pizza Cut

Age 7 to 11
Challenge Level

Using only six straight cuts, find a way to make as many pieces of pizza as possible.

(The pieces can be different sizes and shapes).


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.