War and Religion: An Encyclopedia of Faith and Conflict
Vaccines: History, Science, and Issues
Encyclopedia of American Civil Rights and Liberties
The Sea in World History: Exploration, Travel, and Trade
US Supreme Court Landmark Cases: Marriage Equality: Obergefell v. Hodges
National Parks: Yellowstone National Park
The Bill of Rights: Freedom of Speech, the Press, and Religion: The First Amendment
National Parks: Grand Canyon National Park
The Nile: An Encyclopedia of Geography, History, and Culture
US Supreme Court Landmark Cases: Desegregating Schools: Brown v. Board of Education
Women in Science: Jane Goodall: Primatologist and UN Messenger of Peace
Race in American Film: Voices and Visions That Shaped a Nation
National Parks: Glacier National Park
Collective Biographies: Women Scientists and Inventors
Special Reports, Set 2: The War on Poverty
Defying Convention: Women Who Changed the Rules: Women Writers
American Citizenship: Constitutional Rights
Hidden Heroes: The Stonewall Riots: The Fight for LGBT Rights
Resisting the Holocaust: Upstanders, Partisans, and Survivors