problem

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### What numbers can we make now?

Imagine we have four bags containing numbers from a sequence. What numbers can we make now?

problem
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What numbers can we make now?

Favourite

Imagine we have four bags containing numbers from a sequence. What numbers can we make now?

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Growing Surprises

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Can you find the connections between linear and quadratic patterns?

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Fibonacci Surprises

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Play around with the Fibonacci sequence and discover some surprising results!

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Quadratic Patterns

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Surprising numerical patterns can be explained using algebra and diagrams...

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Impossibilities

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Just because a problem is impossible doesn't mean it's difficult...

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School fair necklaces

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How many possible symmetrical necklaces can you find? How do you know you've found them all?

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Magic Letters

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Charlie has made a Magic V. Can you use his example to make some more? And how about Magic Ls, Ns and Ws?