See Inside How Things Work Conrad Mason An Usborne Flap Book Invention
See Inside How Things Work - An Usborne Flap Book By Conrad Mason Illustrated by Colin King An interactive activity lift the flap book From the most mundane household objects to most complicated machines - work and operate. An amazing flap book packed with inventions, machines, gadgets and devices, and facts and information about how they work. Over 90 flaps reveal the insides of car engines, toilets, taps, escalators, diggers, cranes, submarines and microwaves, cinema projectors and many, many