Take on this collection of 200 devilishly difficult sudoku puzzles and find out!Includes: -200 hard puzzles-Perfect portable size-Edited by Will Shortz Also in the series: 'Will Shortz Presents Tough Sudoku''Will Shortz Presents Treacherous Sudoku'

Author Biography

Will Shortz has been Crossword Editor of The New York Times since 1993. He is also the Puzzlemaster on NPR's Weekend Edition Sunday and is the founder and director of the annual American Crossword Puzzle Tournament. He has published hundreds of books of sudoku and crossword puzzles, and he recently starred in the hit documentary Wordplay. Will can be reached at www.crosswordtournament.com.