Will Shortz Presents Survival of the Fittest Sudoku: 200 Hard Puzzles
Are you a slave to sudoku? It's time to surrender to your puzzle cravings. This collection of two hundred challenging puzzles will have you coming back for more!
Features:
- 200 hard sudoku 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 | 9781250032614 | 
| ReleaseDate | 2013-04-30 | 
| UnitCount | 1 | 
| EANs | 9781250032614 |