bikes

We review the third of this year’s nominees for the Book of the Year

W.L. Feldhusen explains the obscure sine-finding trick hiding inside your calculator!

Cardioids in coffee cups, counting with three fingers, and breakfast at Villani's. Plus the return of all your favourite fun pages in our autumn 2017 issue.

Behind today's door... A joke!

The story of how we got the equals sign

These puzzles appeared in Issue 01 of the magazine.