Who Was King Tut?

What Was Pompeii?

What Was the Plague?

What Were the Salem Witch Trials?

Cleopatra

Who Was Leonardo da Vinci?

Castle: A Caldecott Honor Award Winner

Who Was Neil Armstrong?

The Trojan War

Who Is Barack Obama?

The LEGO Adventure Book, Vol. 2: Spaceships, Pirates, Dragons & More!

Who Was Paul Revere?

Diana, Princess of Wales: Young Royalty

The LEGO Adventure Book, Vol. 3: Robots, Planes, Cities & More!

Where Is the Colosseum?

The Young Investigator's Guide to Ancient Aliens

Where Is the Brooklyn Bridge?

Tell No One Who You Are: The Hidden Childhood of Regine Miller

What Can a President Really Do?: A Good Answer to a Good Question

Cristiano Ronaldo