- I am Neil Armstrong
- I Use A Mouse
- If a Mummy Could Talk . . .
- If You Love Robots, You Could Be...
- Imagine You Were There... Walking on the Moon
- Informatica in un click
- Infrastructure of America's Bridges
- Infrastructure of America's Inland Waterways
- Infrastructure of America's Ports, Harbors and Dams
- Infrastructure of America's Railway Systems
- Infrastructure of America's Tunnels
- Ingeniería: Hazañas y fracasos
- Innovaciones del siglo XIX: Abrir el camino
- Innovaciones del siglo XIX: Abrir el camino: Read-along eBook
- Innovation Nation
- International Space Station
- Introducción a Objetive-C
- Invention of Space Exploration
- Inventions
- Inventor, Engineer, and Physicist Nikola Tesla
- Investigating Electricity
- Investigating Electricity (Enhanced Edition)
- Investigating Electromagnetism
- Investigating Heat
- Investigating Heat (Enhanced Edition)
- Investigating Light
- Investigating Heat (Enhanced Edition)
- Investigating Light
- Investigating Light (Enhanced Edition)
- Investigating Magnetism
- Investigating Magnetism (Enhanced Edition)
- Investigating Matter
- Investigating Matter (Enhanced Edition)
- Investigating Sound
- Investigating Sound (Enhanced Edition)
- Invitations
- Iqbal and His Ingenious Idea
- Isaac Newton and the Laws of the Universe