The Usborne Illustrated Elementary Math Dictionary tells it straight and simple, explaining everything children and parents need to understand about basic level math. This book will help to lay a firm foundation for confidence and success in math. Readers can search for quick explanations or work through by subject to build up knowledge step-by-step. Features clear definitions of over 450 key terms and concepts, 100s of useful examples and illustrations, plus recommendations for the best math websites the internet has to offer. Flexible binding allows book to lay flat when open. 135 pages, for ages 8 and up.