There is beautiful mathematics in the natural world. In this book a child takes a spring math walk in search of interesting treasures. Colourful photos and an e

There are two kinds of math: the hard kind and the easy kind. The easy kind, practiced by ants, shrimp, Welsh corgis -- and us -- is innate. What innate calcula

The first chapter of this book traces the history of the development of walking machines from the original ideas of man-amplifiers and military rough-ground tra

Tell me your secrets, and I'll tell you mine... Schoolteacher Sienna Cruz has always been a good girl. She’s a dreamer, a rule-follower, and she’s saving he

This book builds on the Teachers Empowered to Advance Change in Mathematics (TEACH Math) project, which was an initiative that sought to develop a new generatio