| 3 | - | |
The Secret of the Lost Tunnel | 3 | - | |
| 3 | - | |
The Viking Symbol Mystery | 3 | - | |
| 4.09 | - | |
The Secret of Wildcat Swamp | 3 | - | |
| 3.3 | - | |
| 3.57 | - | |
The Mary Frances Knitting and Crocheting Book | 2 | - | |
The Secret of Pirates' Hill | 3.33 | - | |
| 3.29 | - | |
The Nature of True Virtue | 0 | - | |
| 4 | - | |
The Clue of the Broken Locket | 3.62 | - | |
| 3 | - | |
| 1 | - | |
The Clue in the Jewel Box | 3.8 | - | |
The Mystery of the Ivory Charm | 3.17 | - | |
| 4 | - | |
| 3.5 | - | |
The Yellow Feather Mystery | 3 | - | |
| 4.13 | - | |
| 0 | - | |
The Clue of the Velvet Mask | 3.75 | - | |
| 4 | - | |
| 2.7 | - | |
The Complete Book of Origami: Step-by-Step Instructions in Over 1000 Diagrams/37 Original Models | 0 | - | |
| 4.21 | - | |
The Invisible Intruder (Nancy Drew) | 3.13 | - | |
The clue in the old album | 3.75 | - | |
The Sting of the Scorpion | 3 | - | |
The American Boy's Handy Book | 4.5 | - | |
The mystery of the fire dragon. | 3 | - | |
The Mystery of the 99 Steps | 3.5 | - | |
| 4 | - | |
| 3 | - | |
| 5 | - | |
| 3 | - | |
| 4.3 | - | |
| 2.6 | - | |