Creator of puzzles - Calcudoku 240 Normal Puzzles 7x7 (Volume 2) (Sudoku Creator - Calcudoku)
| Country | USA |
| Brand | Margaret K. McElderry Books |
| Manufacturer | Margaret K. McElderry Books |
| Binding | Hardcover |
| ReleaseDate | 2020-03-17 |
| UnitCount | 1 |
| EANs | 9781534420915 |