Who Was Thomas Alva Edison?

Bomb: The Race to Build--and Steal--the World's Most Dangerous Weapon (Newbery Honor Book & National Book Award Finalist)

Who Is Bill Gates?

Barbie Developer: Ruth Handler: Ruth Handler

Who Was Alexander Graham Bell?

Who Were the Wright Brothers?

What Was the Bombing of Hiroshima?

From Kingfishers to... Bullet Trains

Steve Jobs for Kids: A Biography of Steve Jobs Just for Kids!

Who Was Nikola Tesla?

Ben & Jerry: Ice Cream Manufacturers: Ice Cream Manufacturers

Marvelous Mattie: How Margaret E. Knight Became an Inventor

Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown

Robert Cade: Gatorade Inventor: Gatorade Inventor

GPS

Robots

How We Got to Now: Six Innovations That Made the Modern World

Airplanes

Radios

A Beginner's Guide to Circuits: Nine Simple Projects with Lights, Sounds, and More!