This book is about electricity. Firstly it teaches about the atom and how electricity travels. Then there is a chapter on circuits where you can learn about parallel and series circuits, insulators and conductors. There are then three chapters that look at the application of electricity. They are about the battery, the light bulb and the torch. Each of the pages have exciting widgets to make learning more fun. There are videos, photo galleries, interactive images and quizzes to review what you have learnt.