Bestselling author of Alex's Adventures in Numberland joins the meditative colouring book craze with this mathematical colouring book.

A 'mathemagical' colouring book, with 60 patterns to colour and 10 more that YOU create!For those who ponder the most intriguing questions in maths, the realm o

"A coloring book that reveals math's hidden beauty and contemplative power as never before with 78 coloring designs and games that explore symmetry, fractals, t

As a must-have reference for busy teachers with little special education training, this book supplies classroom-tested instructional strategies that address the

In these letters to Americans and the citizens of the world, Jefferson is, as always, a radical and visionary idealist. He has returned for this critical time o