Great Empires: The Mesopotamian Empires
The Mongol Empire: A Historical Encyclopedia
Engineering Wonders: Great Wall of China
Great Empires: The British Empire
Totally Gross History: The Totally Gross History of Ancient Mesoamerica
Encyclopedia of Invasions & Conquests: From Ancient Times to the Present
Totally Gross History: The Totally Gross History of Ancient Greece
World Mythologies: Myths of the Aztecs
Totally Gross History: The Totally Gross History of Ancient Egypt
Great Empires: The Chinese Empire
Totally Gross History: The Totally Gross History of Ancient China
Engineering Wonders: Stadiums and Coliseums
The World of Ancient Egypt: A Daily Life Encyclopedia
Great Empires: The Egyptian Empire
Totally Gross History: The Totally Gross History of Ancient Rome
Great Empires: The Mauryan Empire of India
Awfully Ancient: Loos, Poos, and Number Twos: A Disgusting Journey Through the Bowels of History!
Mesopotamia and the Rise of Civilization: History, Documents, and Key Questions