"Become a techno-genius in 60 seconds! This book contains everything you need to know about the world of technology and engineering, broken down into fun, fascinating bite-size facts. Key subjects are clearly explained using colorful graphics and easy-to-follow text. Scattered throughout the book are 'Now Try This!' panels where readers can take their understanding even further by carrying out simple activities and projects. There's even a pullout wallchart to record their progress in each subject."