Defying Convention: Women Who Changed the Rules: Women Writers
Hidden Heroes: Women with Wings: Women Pilots of World War II
Collective Biographies: Women Scientists and Inventors
The Bill of Rights: Freedom of Speech, the Press, and Religion: The First Amendment
Special Reports, Set 2: The War on Poverty
Race in American Film: Voices and Visions That Shaped a Nation
Encyclopedia of American Civil Rights and Liberties
US Supreme Court Landmark Cases: Marriage Equality: Obergefell v. Hodges
US Supreme Court Landmark Cases: Desegregating Schools: Brown v. Board of Education
Vaccines: History, Science, and Issues
National Parks: Great Smoky Mountains National Park
Women in Science: Jane Goodall: Primatologist and UN Messenger of Peace
National Parks: Grand Canyon National Park
The Sea in World History: Exploration, Travel, and Trade
American Citizenship: Constitutional Rights
Vaccination and Its Critics: A Documentary and Reference Guide
The Nile: An Encyclopedia of Geography, History, and Culture
National Parks: Yosemite National Park
Great Events in Religion: An Encyclopedia of Pivotal Events in Religious History