- I Am a SEAL Team Six Warrior
- I Am a Secret Service Agent
- I Am a Star
- I Am Malala
- I grandi protagonisti della Storia
- I Have Lived a Thousand Years
- I Remember Beirut
- I Spy the Illuminati Eye
- I Will Plant You a Lilac Tree
- I'm Still Scared
- Ice Age Giants of the South
- Iceberg, Right Ahead!
- Iceberg, Right Ahead! (Enhanced Edition)
- Ick! Yuck! Eew!
- Ick! Yuck! Eew! (Enhanced Edition)
- Ickstory
- If I Were a Kid In Ancient China
- If I Were A Kid in Ancient Egypt
- If I Were a Kid In Ancient Greece
- If I Were a Kid In Ancient Rome
- If You Love Reading, Thank Johannes Gutenberg! Biography 3rd Grade Children's Biography Books
- IFNI 1957 - 1958
- Ilíada
- Impeachment
- In Caesar's Rome With Cicero
- In Defiance of Hitler
- In Harm's Way (Young Readers Edition)
- In My Hands: Memories of a Holocaust Rescuer
- In Pericle's Athens with Socrates
- In The Court of King Arthur
- In the Days of William the Conqueror
- In the Fields and the Trenches
- In the Garden of the Caliph
- In the Heart of Africa
- In the Heart of the Sea (Young Readers Edition)
- In the Penal Colony
- In the Shadow of Liberty
- In Vietnam
- Inca Government and Society - History Kids Books Children's History Books
- Incredible History Trivia
- Ind til kernen - eventyret om Niels Bohr
- Independence Hall
- Industrial Revolution: The Rise of the Machines (Technology and Inventions) - History Book 6th Grade...
- Industrializing the United States
- Infinite Hope
- Innovation Nation
- Inside Battleships
- Inside Fighter Planes
- Inside Submarines
- Inside Tanks and Heavy Artillery
- Interesting Facts About The Ancient African Art - Art History for Kids Children's Art Books
- Interesting Facts about the Collapse of the Soviet Union - History Book with Pictures Children's Mi...
- Internment Camps for Japanese-Americans During World War II: A History Just for Kids!
- Into An Indian Tent : Native American Indian Homes - US History Books Children's American History
- Into the Blizzard (Young Readers Edition)
- Into the Mist
- Into the White
- Introduction to Igbo Mythology for Kids
- Invasion
- Ipazia di Alessandria
- Iran
- Iraq War (2003-2010)
- Irena's Children
- Is The Tomb of King Tut Really Cursed? History Books for Kids 4th Grade Children's Ancient History
- Isaac Newton
- ISIS
- Island Treasures
- Israel
- Israeli Fighting
- Istoria lumii hartă cu hartă
- Istoria Romanilor Pentru Elevi
- It's All American
- It's Been A While, River Nile : The Most Important River in All of Ancient Egypt - History 4th Grade...
- It's Outta Here!
- Italy