Penguin Random House

Everyone has heard of Albert Einstein-but what exactly did he do? How much do kids really know about Albert Einstein besides the funny hair and gen...

Born to a family of farmers, Lincoln stood out from an early age—literally! (He was six feet four inches tall.) As sixteenth President of the Unite...

Learn how Fred Rogers, a minister and musician from Pennsylvania, became one of America's most beloved television personalities and everyone's favo...

Ben Franklin was the scientist who, with the help of a kite, discovered that lightning is electricity. He was also a statesman, an inventor, a prin...

Although polio left him wheelchair bound, Franklin Delano Roosevelt took office during the Great Depression and served as president during World Wa...

Bill Gates, born in Seattle, Washington, in 1955, is an American business magnate, investor, philanthropist, and author. In this Who Was...? biogra...