Whether you want to know more about the commonplace or discover the bizarre, the CAN YOU BELIEVE IT? series is a fascinating introduction to the world around us. Inside, you'll find the answers to …
Examines various simple machines and how they are used to make work easier and provides activities using wheels, levers, pulleys, screws, and more
Illustrations and text lead young readers on a journey through the wonders of modern technology, including power sources, vehicles, business and industrial machinery, and household and entertainmen…
You Probably don't think about it often, but your world is filled with tools and machines that make your life easier. Imagine an average school day and think of all the gadgets and inventions you use.
How does a 3D printer work? What stops a skyscraper from falling over? Where does a smart phone store information? Welcome to the world of engineering! Discover how the familiar machines and bui…
Gears, gizmos, and gadgets -- and how they are used to operate machines. The invisible forces of electricity and magnetism. The people who invented many of the thing we take for granted. T…