Great inventions

The content of the book is distinguished for social studies related to inventions in particular, and for those who want to learn about the history of modern inventions, and a rich material for students interested in science in general, which motivates them to pursue further research. The book presents to teenage readers a display of the masterpieces of science and invention and the men who took the first steps toward the mechanical age. The first part tells us about inventions related to communications, the second part about industry, and the third about transportation.