Educators Resource offers products for preK-8 learning materials and educational toys used by schools teachers parents and children. For ages 8 to 80 40 page full-color book and materials Author: Penny Norman Ph.D. Editor: Ann Einstein Years of testing with children has produced this carefully crafted set of doable projects. Build Build Build! - a spinning motor - a clicking telegraph - a light flashing generator - a real radio Step-by-step highly visual instructions* lead a child successfully through each invention. Incredible illustrations present central scientific concepts allowing children to discover the why as well as the how. The use of everyday materials demystifies the way common electronic components work.