How did a melted chocolate bar inspire the inventor of the microwave? Why were early refrigerators dangerous? Discover everything you need to know about inventions in this extraordinary fact book.

Flip through 100 fascinating facts covering everything from boneshakers to smartphones, then test your knowledge with fun quizzes. Each page is packed with activities, projects and mind-blowing facts for a truly engaging experience. With stunning photographs and beautiful illustrations, this fun-filled book is sure to challenge young readers and prepare them for academic success.