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### Working mathematically

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# Mathematical Wizardry

### The Number Jumbler

### Your Number Is...

### Your Number Was...

### Twisting and Turning

### More Twisting and Turning

### All Tangled Up

### Mysterious 6174

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All of the tricks in this feature seem magical, but it's mathematics that makes them work. Figure out the maths behind the tricks, and amaze your friends and family with your mathematical wizardry!

Age 7 to 14

Challenge Level

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

Age 7 to 14

Challenge Level

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

Age 11 to 14

Challenge Level

Think of a number and follow my instructions. Tell me your answer, and I'll tell you what you started with! Can you explain how I know?

Age 11 to 14

Challenge Level

Take a look at the video and try to find a sequence of moves that will untangle the ropes.

Age 11 to 16

Challenge Level

It would be nice to have a strategy for disentangling any tangled ropes...

Age 14 to 18

Challenge Level

Can you tangle yourself up and reach any fraction?

Age 14 to 18

Challenge Level