Fighting for Their Country: Minorities at War: Minority Soldiers Fighting in the Vietnam War
Special Reports Set 3: US Immigration Policy
Primary Sources of Westward Expansion: Lewis and Clark and Exploring the Louisiana Purchase
Viewpoints on Modern World History: AIDS and Other Killer Viruses and Pandemics
Pioneering African Americans: African American Explorers & Adventurers
How Science Changed the World: How Vaccines Changed the World
The Grand Canyon: An Encyclopedia of Geography, History, and Culture
Race in America: What Are Race and Racism?
Viewpoints on Modern World History: The Arms Race and Nuclear Proliferation
Issues That Concern You: Transgender Rights
Protest Movements: Black Lives Matter
Hidden Heroes: Women with Wings: Women Pilots of World War II
National Parks: Everglades National Park
National Parks: Great Smoky Mountains National Park
War and Religion: An Encyclopedia of Faith and Conflict
National Parks: Yosemite National Park
Vaccination and Its Critics: A Documentary and Reference Guide
Race in American Film: Voices and Visions That Shaped a Nation