Totally Gross History: The Totally Gross History of Ancient Mesoamerica
Totally Gross History: The Totally Gross History of Ancient Greece
World Mythologies: Myths of the Aztecs
Great Empires: The Chinese Empire
Totally Gross History: The Totally Gross History of Ancient Egypt
Totally Gross History: The Totally Gross History of Ancient China
Great Empires: The Egyptian Empire
The World of Ancient Egypt: A Daily Life Encyclopedia
Engineering Wonders: Stadiums and Coliseums
Totally Gross History: The Totally Gross History of Ancient Rome
Great Empires: The Mauryan Empire of India
Mesopotamia and the Rise of Civilization: History, Documents, and Key Questions
History's Fearless Fighters: Mongols
The Mongol Empire: A Historical Encyclopedia
Awfully Ancient: Loos, Poos, and Number Twos: A Disgusting Journey Through the Bowels of History!
Technology of the Ancient World
World Mythologies: Myths of the Ancient Romans
History's Fearless Fighters: Gladiators
Engineering Wonders: Pyramids of Egypt