Nora Koparan tells the story of the first female professor of mathematics

We review the fifth of this year's nominees for Book of the Year

Mara Kortenkamp, Erin Henning and Anna Maria Hartkopf give us a tour of Polytopia, a home for peculiar polytopes

Belgin plays a classic mathsy game from her childhood...in 16-bit graphics! Here's her review...

When you get tired of using your calculator for numbers, why not use it for words?

Win £100 in our famous original crossnumber