How big is the bird?

A deceptive brain teaser about profit sharing.

This puzzle is apparently used in job interviews — would you pass?

Number the dots so that each line of three adds up to 22.

Be the first to mark the corners of a square to win this game!

Here's one of our favourite strategy games.

Stretch your mind with this mess-free egg puzzle.

A logic teaser in honour of George Boole.

Exploring the five different notions of average.

Making a biased coin fair.

In how many ways can you make it up the stairs?

Making a very special number out of primes.

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

A game you're almost certain to lose...

What are the challenges of communicating from the frontiers of mathematical research, and why should we be doing it?

Maths meets politics as early career mathematicians present their work at the Houses of Parliament.

Celebrate this year's International Women's Day with some of the articles and podcasts we have produced with women mathematicians over the last year!

How to sum an infinite series using chocolate.