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Tangram Tangle

If you split the square into these two pieces, it is possible to fit the pieces together again to make a new shape. How many new shapes can you make?

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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.

Tessellate the Triominoes

Stage: 1 Challenge Level: Challenge Level:1

This shape is called a triomino - it is three squares joined together to make an "L":

trionimo

Can you cover the grid below with triominoes?
Explain what you did and please send us a picture of your finished grid.
Click on the cross and drag a triomino onto the grid. Then you can use the arrow keys to turn it around.

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What happens when you try fitting the pieces into this grid?
Can you explain why?

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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.