Who Was Marco Polo?

Who Was Gandhi?

Who Was Genghis Khan?

Who Was King Tut?

Lang Lang: Playing With Flying Keys

Finding Gobi: Young Reader's Edition: The True Story of One Little Dog's Big Journey

Hades Speaks!: A Guide to the Underworld by the Greek God of the Dead

Tools and Treasures of the Ancient Maya

What Do We Know About Atlantis?

What Was Pompeii?

On the Horizon

While I Was Away

Finding Gobi (Younger Readers edition): The true story of one little dog’s big journey