| Author/Contributor(s): | Shortz, Will; Shortz, Will |
| Publisher: | St. Martin's Griffin |
| Date: | 04/10/2012 |
| Binding: | Paperback |
| Condition: | NEW |
It's the ultimate sudoku challenge! Grab a pencil and take on this massive collection of devilishly difficult sudoku puzzles!
- 300 challenging sudoku puzzles
- Edited by legendary New York Times crossword editor Will Shortz
- Big grids with lots of space for easy solving