一本令人惊叹的翻翻书，其中包含发明、机器、小工具和设备，以及有关它们如何工作的信息。打开翻页，内部结构一目了然！有超过 90 个翻盖揭示了汽车发动机、厕所、自动扶梯、潜艇和微波炉以及许多其他机器的内部结构和原理。家里喜欢机械的小直男简直要被这本书迷晕了！❤

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.