Will Shortz Presents Mad for Sudoku: 200 Challenging Puzzles by Shortz, Will

Can't get enough sudoku? This book is for you It contains two hundred challenging to devilishly difficult sudoku puzzles in a portable trim. Includes: -200 hard puzzles-Perfect portable size-Edited by Will ShortzAuthor: Will ShortzPublisher: St. Martin's GriffinPublished: 10/02/2012Pages: 320Binding Type: PaperbackWeight: 0.48lbsSize: 7.41h x 5.08w x 0.81dISBN: 9781250015488About the AuthorWILL SHORTZ has been the crossword puzzle editor of The New York Times since 1993. He is also the puzzlemaster on NPR's Weekend Edition Sunday and is founder and director of the annual American Crossword Puzzle Tournament. He has edited countless books of crossword puzzles, Sudoku, KenKen, and all manner of brain-busters.