- Horrors of History: City of the Dead
- Horrors of History: Massacre of the Miners
- Horrors of History: Ocean of Fire
- Horrors of History: People of the Plague
- How Did The Ancient African Empires Get Their Goods? History Books Grade 3 Children's History Books
- How Did the Ancient Carthage Rule? Ancient History Books for Kids Grade 4 Children's Ancient Histor...
- How Did Women and Children Live during the Civil War? US History 5th Grade Children's American Hist...
- How Did Your Chinese Ancestors Live? Ancient China Life, Myth and Art Children's Ancient History
- How Easy Company Became a Band of Brothers
- How Machines Changed Cultures : Industrial Revolution for Kids - History for Kids Timelines of Hist...
- How Picasso Makes You a Genius
- How the Nuclear Arms Race Brought an End to the Cold War - History Book for Kids Children's War & H...
- How The US Became One of the World's Superpowers - History Facts Books Children's American History
- How to Be a Real Man
- How to Become a Knight - Ancient History of Europe Children's Ancient History
- How to Build a Museum
- How to Live Like a Caribbean Pirate
- How to Live Like a Medieval Knight
- How to Live Like a Roman Gladiator
- How to Live Like a Samurai Warrior
- How to Live Like a Stone-Age Hunter
- How to Live Like a Viking Warrior
- How to Live Like an Aztec Priest
- How to Live Like an Egyptian Mummy Maker
- How to Survive Middle School: U.S. History
- How to Survive Middle School: World History
- How to Survive Time Travel
- How Underwear Got Under There
- How WWI Changed Modern Warfare - History War Books Children's Military Books
- Howard Pyle's Book of Pirates
- Hudson
- Hudson Bay
- Humanity In the Midst of Inhumanity
- Hunahpú and Ixbalanqué. The Twins Who Created Time
- Hunahpú e Ixbalanqué. Los gemelos que crearon el tiempo
- Hurricane Katrina and the Flooding of New Orleans