Calcudoku: 121 Advanced Puzzles (Advanced Calcudoku Puzzles)
| Country | USA |
| Brand | jelbows |
| Manufacturer | jelbows |
| Binding | Office Product |
| ItemPartNumber | bigj44blue |
| Model | 712038030767 |
| Color | Blue |
| Size | Big |
| UnitCount | 2 |
| UPCs | 712038030767 |
| EANs | 0712038030767 |
| ReleaseDate | 0000-00-00 |