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Puzzles

Become the life and soul of the party with our Plus puzzle!

Save yourself a trip up the stairs with our Plus puzzle!

Lose money on a chessboard with our Plus puzzle.

How many squares are there on a chessboard?

You label my back; I'll label yours

Get a tastebuds ready for easter eggs with our chocolate flavoured puzzle!

Can you guess how everyone else has you labelled?

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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: The axioms of probability theory

Take a quick trip to the foundations of probability theory.
The maths of randomness

Randomness is surprisingly hard to define. Fortunately the mathematical language we use to describe it is beautifully well defined.
Citizen science: Schumann resonances

Resonant electromagnetic waves, created by lightning flashes, circle the Earth. Wim Hordijk explores the maths and shows how you can keep track with these phenomena.
The real numbers and Cauchy sequences

We take the real numbers for granted, but what are they really?
Clocking the schedule

The way many football leagues schedule their fixtures can lead to unfair effects — and unsolved maths problems!

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