Who Was Helen Keller?

Who Was Thomas Jefferson?

What Was Pearl Harbor?

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

What Was the Great Depression?

What is the Declaration of Independence?

What Was World War I?

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

This Country of Ours: Early Explorers to World War I; Complete Set

The Great Fire

The Final Four: The Pursuit of College Basketball Glory

The World Cup: Soccer's Global Championship

Who Is Ketanji Brown Jackson?

What is the Women's Rights Movement?

Who Was Richard Nixon?

This Is Our Constitution: Discover America with a Gold Star Father

Hero Tales

Barack Obama: 44th U.S. President

What Is Congress?

Who Was John McCain?