The inner workings of cars and boats, farm and building site machinery, and everyday items such as computers and fridges are given explanation suitable to ages five and above in this interactive lift-the-flap adventure that also introduces such subjects as electricity and natural forces.

Rob studied Egyptology at university, but never thought he'd do much with it. Since joining Usborne in 2005, he's written loads of books about Ancient Egypt, and on topics ranging from space to the story of Islam. He is also the author of several award-winning historical adventure novels, and a hopeless cook.