See inside how things work
- An amazing flap book packed with inventions, machines, gadgets and devices, and facts and information about how they work.
See inside how things work
- 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, escalators, submarines and microwaves and many, many other machines.
- Includes internet links to websites with animations, games and experiments.
