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Puzzles

Crack a code with Enigma

Plus magazine sudoku

Greater than sudoku!

Have a go at this Plus-themed Sudoku variation.

Sudoku around the clock

Open your very own can of worms

Shifting large buildings

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Maths in a minute

Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.

Maths in a minute: Polar coordinates

Polar coordinates are great for circles and spirals!
Conform to the norm

Why do most of us stick to social rules? Game theory offers an explanation.
Overbooking: How to avoid plane rage

The practice of overbooking has made uncomfortable headlines lately. But how do airlines decide how many tickets to sell for a flight? Here's the maths.
Tennis teasers

Fill those gaps between matches, and the tennis vacuum that will ensue after Wimbledon, with some tennis maths!
Maths in a minute: The binomial distribution

The probability distribution that measures success and failure.

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