Here's looking at Euclid : a surprising excursion through the astonishing world of math / Alex Bellos.

Whether writing about how algebra solved Swedish traffic problems, visiting the Mental Calculation World Cup to disclose the secrets of lightning calculation, or exploring the links between pineapples and beautiful teeth, Bellos guides his readers into the world of mathematics while uncovering fascinating stories of mathematical achievement--from the breakthroughs of Euclid, the greatest mathematician of all time, to the creations of today's Zen master of origami.