1-10 (476)
 | 1. Houseboat Mystery
|
 | 2. Caboose Mystery
|
 | 3. Mystery Behind the Wall
|
 | 4. Mountain Top Mystery
|
 | 5. Mystery in the Sand
|
 | 6. Mike s Mystery
|
 | 7. The Castle Mystery
|
 | 8. The Mystery of the Hidden Painting
|
 | 9. The Niagara Falls Mystery |
 | 10. The Canoe Trip Mystery
|