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