They Changed the World: Inventions, Ideas, and People

by Ann Roper

Inventions and discoveries, innovations, and famous personalities are all intriguing, but some are far more than that. Many have actually changed the course of history! They Changed the World focuses... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1568229003
• ISBN13: 9781568229003
• Release Date: January 2000
• Publisher: Instructional Fair
• Length: 128 Pages