La historia oculta (Hidden History) - La colonia de Jamestown (Uncovering the Jamestown Colony)
Warriors Around the World: Ninjas
Cryptography: Code Making and Code Breaking: Digital Era Encryption and Decryption
Warriors Around the World: Vikings
Warriors Around the World: Mongol Warriors
Mystery Hunters: Lost Kings and Kingdoms
The Mongol Empire: A Historical Encyclopedia
Inventions That Changed the World: Johannes Gutenberg and the Printing Press
The Persian Empire: A Historical Encyclopedia
Islam: A Worldwide Encyclopedia
The French Revolution, Napoleon, and the Republic: Liberte, Egalite, Fraternite
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
Defining Documents in American History: The 1900s (1900-1909)
Totally Gross History: The Totally Gross History of Ancient Rome
Technology of the Industrial Revolution
Great Moments in Science: Isaac Newton Discovers Gravity
Great Empires: The Aztec Empire