Alex Bellos

Puzzle lovers, rejoice!

Bestselling math writer Alex Bellos has a challenge for you: 125 of the world's best brainteasers from the last two millennia.

Armed with logic alone, you'll detect counterfeit coins, navigate river crossings, and untangle family trees. Then—with just a dash of high school math—you'll tie a rope around the Earth, match wits with a cryptic wizard, and use four 4s to create every...

From the bestselling author of Here's Looking at Euclid, a dazzling new book that turns even the most complex math into a brilliantly entertaining narrative. From triangles, rotations and power laws, to cones, curves and the dreaded calculus, Alex takes you on a journey of mathematical discovery with his signature wit and limitless enthusiasm. He sifts through over 30,000 survey submissions to uncover the world's favourite number, and meets a mathematician...