Author(s): Steve Tomecek

Technology

Subtitled "Inventions that Changed the World", this is a great introduction to some of the major discoveries and inventions made throughout history. From the hand ax and papermaking to IC chips and the laser, 45 groundbreaking In each case, the problem that needed solving is presented, we learn how the solution was developed and by whom, and the impact this innovation had, both at the time and subsequently. A double page spread is given to each discovery. A highly readable text describes the workings of each invention and there is a helpful colour illustration on almost every page. Suitable for a wide readership from 9 and up.