有 60 多个翻翻页，探索世界上一些最具开创性的发明背后的奇妙、神秘和有趣的故事。❤

Over 60 flaps to lift to discover the wonderful, mysterious and often funny stories behind some of the world’s most ground-breaking inventions. Featuring eye-catching illustrations, quirky facts, and surprises such as flaps within flaps. With internet links to websites to find out more and design your own inventions.