World-Changing Inventions Pack A of 4 (World-Changing Inventions)
by Marc Tyler Nobleman and Gayle Worland
This series looks at the history and development of inventions that changed the world. Each book describes the people and events behind the invention and shows how the invention works. Historic photos and a photo-illustrated timeline further explain the invention's lasting importance.
The Facts about Electricity (Science, the facts)
by Rebecca Hunter
Unofficial Guides (Set) (21st Century Skills Innovation Library: Unofficial Guides Junior)
Geothermal energy makes use of the energy already present within the earth. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is harnessed, how it compares to other forms of energy and how they may get involved in this exciting growing field some day. Get ready for an Energy Revolution!
Exploring Electricity and Magnetism (Exploring Physical Science)
by Andrew Solway
MP3 Players (21st Century Skills Library: Global Products) (Global Products)
by Robert Green
Gordon McComb's Gadgeteer's Goldmine is one of the most exciting, well-rounded collections of electronic projects available anywhere, featuring experiments in everything from magnetic levitation and lasers to high-tech surveillance and digital commuications. Hobbyists and garage-shop tinkerers will find instructions for building such useful items as a fiberoptic communications link, portable He-Ne laser pistol, laser alarm system, ultrasonic pest deterrent, solar batter recharger, wireless sound...
What Do You Know about Electricity? (20 Questions: Physical Science)
by Tilda Monroe
Lightning Flash! Where Does Lightning Come From? Electricity for Kids - Children's Electricity & Electronics
by Bobo's Little Brainiac Books