Greek Mythology: Ken Jennings' Junior Genius Guides, Book standaloneKen Jennings
หนังสือเสียงบรรยายโดย Ken Jennings
- Maps and Geography: Ken Jennings' Junior Genius Guides, Book standaloneKen Jennings
- U.S. Presidents: Ken Jennings' Junior Genius Guides, standaloneKen Jennings
- The Human Body: Ken Jennings' Junior Genius Guides, Book standaloneKen Jennings
- Outer Space: Ken Jennings' Junior Genius Guides, Book standaloneKen Jennings
- Ancient Egypt: Ken Jennings' Junior Genius Guides, Book standaloneKen Jennings
- Dinosaurs: Ken Jennings' Junior Genius Guides, Book standaloneKen Jennings
- The Complete Kennections: 5,000 Questions in 1,000 PuzzlesKen Jennings
- 100 Places to See After You Die: A Travel Guide to the AfterlifeKen Jennings
- Planet Funny: How Comedy Took Over Our CultureKen Jennings
- The Answer Is . . .: Reflections on My LifeAlex Trebek
