Blake Publishing · McGraw-Hill
| title | ISBN-13 | year of publication |
|---|---|---|
| Catch of the Day: The Case of the Helpless Humpbacks | 978-0-07-006390-7 | 1997 |
| Forest Slump: The Case of the Pilfered Pine Needles | 978-0-07-006388-4 | 1997 |
| Home Run Has-Been | 978-0-07-007066-0 | 1998 |
| Tall Tales: The Case of the Growing Suspicions | 978-0-07-079062-9 | 1998 |
| Truffle Trouble: The Case of the Fungus Among Us | 978-0-07-079397-2 | 1998 |
| Wish I Was There | 978-1-85782-952-5 | 2013 |