| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Remedies | Paperback | 978-0-425-23448-8 | 2010 |
| Remedies | Hardcover | 978-0-399-15589-5 | 2009 |
| Scholastic Reader Level 2: Twin Magic #1: Lost Tooth Rescue! | Paperback | 978-0-545-48025-3 | 2013 |
| Scholastic Reader Level 2: Twin Magic #2: School Bully, Beware! | " | 978-0-545-48026-0 | 2013 |
Berkley · Penguin Putnam · Scholastic