Will Shortz Presents Insomnia Sudoku: 200 Can't Sleep Puzzles
When the going gets tough, the tough solve sudoku!
Features:
* 200 easy to easy to hard Sudoku puzzles
* Portable and perfect for solving on the go
* Edited by the #1 man in American crosswords, Will Shortz
| Country | USA |
| Brand | St. Martin's Griffin |
| Manufacturer | St. Martin's Griffin |
| Binding | Paperback |
| ItemPartNumber | Refer to Sapnet. |
| ReleaseDate | 2016-10-25 |
| UnitCount | 1 |
| EANs | 9781250106353 |