7Robots and Other Amazing Gadgets Invented 800 Years Ago explores the origins of eight incredible inventions based on automation during a time when there was no electricity, circuit boards, or computers. In today's world of modern electric devices at our fingertips, this book encourages children to explore the natural world at its most fundamental level to gain a better understanding of the physical principles of engineering. An educational read for children ages 6-12, this book will inspire them to go outside to explore, watch, and think about how the world works.