Will Shortz Presents Survival of the Fittest Sudoku: 200 Hard Puzzles
Watch out! These puzzles are killer! But if you dare, grab a pen and take on these two hundred all-new extra-challenging Sudoku puzzles.
Features:
200 hard puzzles
Big grids for easy solving
Introduction by legendary puzzlemaster Will Shortz
| Country | USA |
| Brand | St. Martin's Griffin |
| Manufacturer | St. Martin's Griffin |
| Binding | Paperback |
| ItemPartNumber | 9781250044969 |
| ReleaseDate | 2014-03-25 |
| UnitCount | 1 |
| EANs | 9781250044969 |