<b>Incredible ideas + interactive flaps and tabs = math made easy!</b><br><br>An interactive, engaging and exciting exploration of math, from the invention of zero to the geometry of a donut! Clear, humorous text, bright illustrations, and interactive novelties help explain such topics as numbers, geometry, probability, transformations, and statistics. The focus is on making math accessible and exciting, so each topic has an investigation for young numbersmiths to try at home.