The tasks in this feature all contain tricks that use maths, not magic, to make them work. Figure out the maths and you too can amaze your friends and family!

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Watch the video of Fran re-ordering these number cards. What do you notice? Try it for yourself. What happens?

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What do you notice about these squares of numbers? What is the same? What is different?

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Try out this number trick. What happens with different starting numbers? What do you notice?

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Does this 'trick' for calculating multiples of 11 always work? Why or why not?

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Take a look at the video of this trick. Can you perform it yourself? Why is this maths and not magic?

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The Number Jumbler can always work out your chosen symbol. Can you work out how?

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Think of a number and follow the machine's instructions... I know what your number is! Can you explain how I know?