Jean Marzollo
- I Spy Little Letters
- I Spy a Pumpkin
- I Spy Little Christmas
- I Spy: Year-Round Challenger
- I Spy Ultimate Challenger
- I Spy Little Numbers
- I Spy Little Animals
- I Spy Little Book
- I Spy Extreme Challenger
- I Spy Super Challenger
- I Am a Star
- I Am an Apple
- Soccer Sam
- Baby Unicorn and Baby Dragon
- The Baby Unicorn