Similar Items: Africans thought of it
Topic: Inventions
- The new how things work : everyday technology explained
- Here's what you do when you can't find your shoe : ingenious inventions for pesky problems
- They made America : from the steam engine to the search engine : two centuries of innovators
- What a great idea! : inventions that changed the world
- So you want to be an inventor?
- Queen of inventions : how the sewing machine changed the world
