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Tangrams

Can you make five differently sized squares from the tangram pieces?

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Baked Bean Cans

Is there a best way to stack cans? What do different supermarkets do? How high can you safely stack the cans?

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Three Squares

What is the greatest number of squares you can make by overlapping three squares?

Rectangles with Dominoes

Stage: 1 Challenge Level: Challenge Level:2 Challenge Level:2

Can you make a rectangle with just 2 dominoes?

What about 3, 4, 5, 6, 7 ...?

Here's a rectangle made with 6 dominoes to get you started:


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.