Sudoku Variants Puzzle Book for Adults: 350 Easy to Hard Sudoku Variations - Killer, Samurai, 16 x 16, Jigsaw, Diagonal X and Classic Sudoku Variants
| Country | USA |
| Brand | Seven Seas |
| Manufacturer | Seven Seas |
| Binding | Paperback |
| Color | Multicolor |
| ReleaseDate | 2018-06-26 |
| UnitCount | 1 |
| EANs | 9781626928114 |