Season 4 Episodes
1
2
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
The Paul Revere Mystery
The Spare Parts Mystery
The Skin Deep Mystery
The Robot Mystery
The Art Attack Mystery
The Baseball Fan Mystery
The Yearbook Mystery
The UFO Mystery
The Haunted House Mystery
The Moon Rock Mystery
The Egg Mystery
The Jinxed Campaign Mystery
The Movie Mystery
The Racetrack Mystery
The Toy Store Mystery
The Mystery Under Our Noses
The Mystery of The Mice That Roared
The Train Mystery
The Big Cheese Mystery