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.
Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.
The COVID-19 emergency resulted in some amazing mathematical collaborations.
Here's a simple game at which a human can out-fox even the cleverest algorithm.
The INI is celebrating its 30th birthday. What is it and what is it do for maths and mathematicians?
Here's our coverage from the International Congress of Mathematicians 2022, including the Fields Medals and other prizes.
The COVID-19 pandemic has amplified the differences between us. Understanding these inequalities is crucial for this and future pandemics.