Inventions have changed our world, from simple Stone Age tools to the modern technology we now depend upon. Find out all about them - who invented them, when and where they were first made, and how they work - in this pocket-sized encyclopedia.
- Profiles of more than 190 breaking inventions
- Pin-sharp photos and bite-sized chunks of information
- Spectacular full-page images, amazing facts and stats, and timelines
Age - 8+
Grade - 3gr+
Category - Reference Book
Author - DK
Format - Paperback
Pages - 160
Dimension - 9.8 x 1.2 x 12.8 cm
