| # | Book Title | Author | |
|---|---|---|---|
| 1 | Mystery of the Blue Ring | Giff, Patricia Reilly | |
| 2 | Riddle of the Red Purse, The | Giff, Patricia Reilly | |
| 3 | Secret at the Polk Street School, The | Giff, Patricia Reilly | |
| 4 | Powder Puff Puzzle, The | Giff, Patricia Reilly | |
| 5 | Case of the Cool-Itch Kid, The | Giff, Patricia Reilly | |
| 6 | Garbage Juice for Breakfast | Giff, Patricia Reilly | |
| 7 | Trail of the Screaming Teenager, The | Giff, Patricia Reilly | |
| 8 | Clue at the Zoo, The | Giff, Patricia Reilly |