Will Shortz Presents Terrifying Sudoku
Watch out! These puzzles are mind melting! But if you dare, grab a pen and take on these two hundred all-new extra challenging 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 | 9781250069061 | 
| ReleaseDate | 2015-08-18 | 
| UnitCount | 1 | 
| EANs | 9781250069061 |