Great Inventions Author:Stephen Bennington The stories, the people and the science behind inventions that shape our daily lives — Discover who invented the gadgets, devices and machines that enable us to live, work, travel and play in comfort and safety — Investigate the most basic inventions such as the wheel and the ramp, and understand the scientific principles behind them — Follow the d... more »evelopment of camera and computes in-depth and improve your operating skills through deeper understanding
Taste the thrill of invention by doing the many exciting experiment and practical projects« less