img1 - Chalkdust

An equilateral triangle split into three smaller isosceles triangles with the same vertices.

Clare (like gare) is a Chalkdust editor. In her spare time, she’s an assistant professor at Durham University. She likes Skittles, probability, and making the magazine look more like Cosmo.

Winning Wythoff’s game
Molly Ireland presents a gambit which will impress your mates
Top ten: top tens
The undisputed top ten top tens this season
Chalkdust dissertation prize
Calling all final-year students!
The big argument: What’s the best way to end a proof?
QED or $\square$?
In conversation with Dominique Sleet
Ellen Jolley learns how to run a maths outreach programme
Somewhere over the rainbow
Some mathematical questions you might have wondered every time you look at one of those rainbows