Bad News Ballet
1. The Terrible Tryouts (1988)
2. Battle of the Bunheads (1989)
3. Stupid Cupids (1989)
4. Who Framed Mary Bubnik? (1989)
5. Blubberina (1989)
6. Save D.A.D (1989)
7. The King and Us (1990)
8. Camp Clodhopper (1990)
9. Boo Who? (1990)
10. A Dog Named Toe Shoe (1991)
We Hate Ballet! (1989)
Boo Hoo? (1995)
Drat! We're Rats! (2000)

Hart and Soul
1. Kill the Story (1989)
6. Signed, Sealed and Delivered (1991)
7. House of Fear (1991)
8. Run for Your Life (1991)
Get the Picture (1990)
Play Dead (1990)
Speak No Evil (1990)
Too Hot to Handle (1991)

Rock N Rebels
1. Makin' the Grade (1991)
2. Sticking Together (1991)

Ghosts of Fear Street (with R L Stine)
9. Revenge of the Shadow People (1996)
16. Don't Ever Get Sick at Granny's (1996)
18. Camp Fear Ghouls (1997)

Jewel Kingdom
1. The Ruby Princess Runs Away (1997)
2. The Sapphire Princess Meets a Monster (1997)
3. The Emerald Princess Plays a Trick (1997)
4. The Diamond Princess Saves the Day (1997)
5. The Ruby Princess Sees a Ghost (1997)
6. The Sapphire Princess Hunts for Treasure (1998)
7. The Emerald Princess Finds a Fairy (1998)
8. The Diamond Princess and the Magic Ball (1998)
9. The Ruby Princess and the Baby Dragon (1998)
10. The Sapphire Princess Helps a Mermaid (1998)
11. The Emerald Princess Follows a Unicorn (1999)
12. The Diamond Princess Steps Through the Mirror (1999)

Treasured Horses
1. Spirit of the West: The Story of an Appaloosa Mare, Her Precious Foal, And the Girl Whose Pride Endangers Them All (1997)
2. Ride of Courage: The Story of a Spirited Arabian Horse And the Daring Girl Who Rides Him (1997) (with Deborah G Felder)
The Stallion of Box Canyon: The Story of a Wild Mustang And the Girl Who Wins His Trust (1999) (with Christa Keiffer and Sandy Rabinowitz)

Jewel Kingdom Super Special
1. The Jewel Princess and the Missing Crown (1998)