Will Shortz Presents Hard Sudoku, Volume 7: 200 Challenging Puzzles (Paperback)
The next in our series of only the toughest puzzles for serious sudoku solvers!
Do you have what it takes? These 200 challenging sudoku puzzles from Will Shortz will keep your mind sharp!
- 200 hard puzzles
- Big grids for easy solving
- Introduction by legendary puzzlemaster Will Shortz