Native American Warfare: Warriors of the West Coast, Plateau, and Basin Tribes
Empires in the Middle Ages: The Crusades
Empires in the Middle Ages: The Holy Roman Empire
Native American Warfare: Warriors of the Northern Tribes
Defining Documents in World History: The 18th Century (1701-1800)
Primary Sources of Westward Expansion: The Transcontinental Railroad
The Story of the Declaration of Independence
The Interwar Years: The Treaty of Versailles and the League of Nations
Westward Expansion: America's Push to the Pacific: The Erie Canal
Westward Expansion: America's Push to the Pacific: Settlers, Traders, and Trails
Celebrating Hispanic Diversity: The People and Culture of Puerto Rico
Exploring Latin America: The Economy of Latin America
The Civil War and Reconstruction Eras: Documents Decoded
Mythology Marvels: Greek Mythology
Discrimination in Society: Religious Discrimination
Russian Revolution of 1917: The Essential Reference Guide
Military Technologies: Technology During the Vietnam War
Our Basic Freedoms: Freedom of Speech
The Roots and Consequences of Civil Wars and Revolutions: Conflicts That Changed World History
World History: The Black Death: Bubonic Plague Attacks Europe