| title | ISBN-13 | year of publication | |
|---|---|---|---|
| Camp Kickapoo | 978-0-525-67373-6 | 1993 | |
| Die Hexen von der Hopperstrasse | 978-3-89106-056-8 | ||
| The Best Bet Gazette | 978-0-525-67287-6 | 1989 | |
| The Witches of Hopper Street | 978-0-525-67178-7 | 1986 | |
| Who Needs a Bratty Brother: 2 | 978-0-525-67170-1 | 1985 | |
| Who's Afraid of Haggerty House? | 978-0-525-67198-5 | 1987 |