African American Eras
African American Poets
Albert Einstein
Alternative, Country, Hip-Hop, Rap, and More
Amazing Feats of Aerospace Engineering
Amazing Feats of Civil Engineering
Amazing Feats of Mechanical Engineering
American Counterculture of the 1960s
American Eras: Primary Sources, v. 1
American Eras: Primary Sources, v. 2
American Eras: Primary Sources, v. 3
American Eras: Primary Sources, v. 4
American Eras: Primary Sources, v. 5
American Eras: Primary Sources, v. 6
Art That Changed the World
Birds
Bowling, Beatniks, and Bell-Bottoms, ed. 2
Chemical Elements, ed. 2
Civil War
Complete Flags of the World
Daily Life through American History in Primary Documents
Disco, Punk, New Wave, Heavy Metal, and More
Early Native North Americans
Ecology
Eleanor Roosevelt
Encyclopedia of Race and Racism, ed. 2
Energy and Movement
English Novelists
Epics for Students, ed. 2
Evolution and Genetics
Experiment Central, ed. 2
Fish and Amphibians
Gale Encyclopedia of U.S. History
Gale Encyclopedia of World History
Geography
Healthy Living, ed. 2
Heat
Human Body I
Human Body II
Invertebrates
Jackie Robinson
James Cook
Korean War
Life During Medieval Times
Life During the Roman Empire
Life in a Nazi Concentration Camp
Life in Ancient Mesopotamia
Life in the North During the Civil War
Life in the South During the Civil War
Light
Literary Newsmakers for Students, v. 1
Literary Newsmakers for Students, v. 2
Literary Newsmakers for Students, v. 3
Mammals
Mark Twain
Novels for Students, v. 1
Novels for Students, v. 10
Novels for Students, v. 11
Novels for Students, v. 12
Novels for Students, v. 13
Novels for Students, v. 14
Novels for Students, v. 15
Novels for Students, v. 16
Novels for Students, v. 2
Novels for Students, v. 3
Novels for Students, v. 4
Novels for Students, v. 5
Novels for Students, v. 6
Novels for Students, v. 7
Novels for Students, v. 8
Novels for Students, v. 9
Plants, Algae, and Fungi
Prohibition
Reptiles and Dinosaurs
Revolutionary War
Rocks and Minerals
Roller Coasters
Short Stories for Students, v. 1
Short Stories for Students, v. 10
Short Stories for Students, v. 11
Short Stories for Students, v. 12
Short Stories for Students, v. 13
Short Stories for Students, v. 14
Short Stories for Students, v. 15
Short Stories for Students, v. 16
Short Stories for Students, v. 2
Short Stories for Students, v. 3
Short Stories for Students, v. 4
Short Stories for Students, v. 5
Short Stories for Students, v. 6
Short Stories for Students, v. 7
Short Stories for Students, v. 8
Short Stories for Students, v. 9
Sound
Sounds of Rebellion
Space Exploration
Taekwondo
Technology
The Birth of Rock & Roll
The Cold War
The Comedies of William Shakespeare
The Constitution and Founding of America
The Environment
The Freedom Rides
The History of Alternative Rock
The History of Country Music
The History of Jazz
The History of Rap and Hip-Hop
The History of Rock and Roll
The History Plays and Poems of William Shakespeare
The Holocaust
The Industrial Revolution
The Islamic Empire
The Life and Times of William Shakespeare
The Literature of War
The March from Selma to Montgomery
The Progressive Era
The Tragedies of William Shakespeare
The Trail of Tears
The US Navy
The Women's Movement
Tiger Woods
Twentieth-Century Immigration to the United States
Twenty-First Century Novels
Universe
UXL American Decades
UXL Encyclopedia of Biomes, ed. 2
UXL Encyclopedia of Science, ed. 3
UXL Encyclopedia of U.S. History
UXL Encyclopedia of Weather and Natural Disasters
Vietnam War
Volcanoes and Earthquakes
Weather and Climate
World War I
World War I: The Definitive Visual Guide
World War II
Encyclopedia of Race and Racism, ed. 2
Eleanor Roosevelt
Jackie Robinson