Will Shortz Presents Hard Sudoku Volume 2: 200 Challenging Puzzles, Paperback/Will Shortz

The next in a new series: hard puzzles for serious sudoku solvers. Do you have what it takes? These 200 challenging sudoku puzzles from Will Shortz will keep your mind sharp Features: - 200 hard puzzles - Big grids for easy solving - Introduction by legendary Puzzlemaster Will Shortz