Gale Encyclopedia of U.S. Economic History
Cause & Effect: Ancient Civilizations: Ancient Greece
Cause & Effect: Ancient Civilizations: Ancient Rome
In the Headlines: Conspiracy Theories: Real, Imagined and Manufactured
The Ancient World: Extraordinary People in Extraordinary Societies
Analyzing the Issues: Critical Perspectives on Animal Testing
Thinking Critically: School Shootings and Violence
US Supreme Court Landmark Cases: A Woman's Right to an Abortion: Roe v. Wade
Analyzing the Issues: Critical Perspectives on Fossil Fuels vs. Renewable Energy
Protest Movements: Boston Tea Party
Stories with Character: We All Have Value: A Story of Respect
The Roman Empire: A Historical Encyclopedia
Today's Debates: Same-Sex Marriage: Cause for Concern or Celebration?
The Vietnam War: The Definitive Illustrated History
Worldmark Encyclopedia of the States
Checks and Balances in the U.S. Government: The U.S. Constitution and the Separation of Powers
Primary Sources of Westward Expansion: Manifest Destiny and the Mexican-American War
The Bill of Rights: Preventing Cruel and Unusual Punishment: The Eighth Amendment
The Bill of Rights: Double Jeopardy, Self-Incrimination, and Due Process of Law: The Fifth Amendment
The Bill of Rights: Freedom of Speech, the Press, and Religion: The First Amendment