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Worms

Place this "worm" on the 100 square and find the total of the four squares it covers. Keeping its head in the same place, what other totals can you make?

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Buzzy Bee

Buzzy Bee was building a honeycomb. She decided to decorate the honeycomb with a pattern using numbers. Can you discover Buzzy's pattern and fill in the empty cells for her?

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Fair Exchange

In your bank, you have three types of coins. The number of spots shows how much they are worth. Can you choose coins to exchange with the groups given to make the same total?

Dominoes Environment

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

To use this domino environment, choose the number of dominoes you would like and click 'Create Set'.
You can remove dominoes by clicking on them.
You can enlarge the dominoes by clicking on 'Super Size'.
To be able to drag dominoes round the screen, select the 'Play' button.
To rotate a domino, click on the line down its centre.

Full screen version
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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.