| # | Book Title | Author | |
|---|---|---|---|
| 1 | Mystery of the Dark Lighthouse, The | Williams, Laura E. | |
| 2 | Mystery of Dead Man's Curve, The | Williams, Laura E. | |
| 3 | Mystery of the Bad Luck Curse, The | Williams, Laura E. | |
| 4 | Mystery of the Missing Tiger, The | Williams, Laura E. | |
| 5 | Mystery of the Phantom Ship, The | Williams, Laura E. | |
| 6 | Mystery of the Haunted Playhouse, The | Williams, Laura E. |