Unsolved Historical Mysteries

Hitler's Last Days: The Death of the Nazi Regime and the World's Most Notorious Dictator

Gladiator Science: Armor, Weapons, and Arena Combat

Bomb: The Race to Build--and Steal--the World's Most Dangerous Weapon

Cyber Spies and Secret Agents of Modern Times

Stay Where You Are And Then Leave

Courageous Spies and International Intrigue of World War I

What Was Pearl Harbor?

The Day the World Went Nuclear: Dropping the Atom Bomb and the End of World War II in the Pacific

Courage & Defiance: Stories of Spies, Saboteurs, and Survivors in World War II Denmark (Scholastic Focus)

Permanent Record (Young Readers Edition): How One Man Exposed the Truth about Government Spying and Digital Security

Astrophysics for Young People in a Hurry

What is the Declaration of Independence?

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

What Was World War I?

Stolen History: The truth about the British Empire and how it shaped us

Genius Physicist Albert Einstein

The World Cup: Soccer's Global Championship

No Surrender Young Readers' Edition: A Father, a Son, and an Extraordinary Act of Heroism