Description The next in our new 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 Features: - 200 hard puzzles - Big grids for easy solving - Introduction by legendary Puzzlemaster Will Shortz About the Author WILL SHORTZ, puzzle editor of The New York Times since 1993, also founded and directs the annual American Crossword Puzzle Tournament and the World Puzzle Championship. He is the Puzzlemaster for NPR's "Weekend Edition Sunday." Shortz lives in Pleasantville, New York.