A Series Which Introduces And Explains To The Child The Working And The Mechanics Of Things He Is Familiar With, While Also Tracing Their History. Scientific Principles Are Explained With Simple Diagrams And Supplemented By Anecdotes And Cartoons.
Author | Navkala Roy |
Publisher | Children's Book Trust |
Release Date | 1986 |
ISBN | 9788170112990 |
Pages | 36 pages |
Rating | 4/5 (90 users) |