Will Shortz Presents Double Shot Sudoku: 200 Challenging Puzzles by Shortz, Will

It's time to jump start your mind with this shot of Sudoku Test your skills and knowledge with these challenging puzzles found in Double Shot Sudoku. This volume features: -200 hard puzzles-Big grids for easy solving -Introduction by legendary puzzlemaster, Will Shortz Author: Will ShortzPublisher: St. Martin's GriffinPublished: 08/16/2016Pages: 320Binding Type: PaperbackWeight: 0.50lbsSize: 7.10h x 5.00w x 0.90dISBN: 9781250093776About the AuthorWILL SHORTZ has been crossword editor of The New York Times since 1993. He is also the puzzlemaster on NPR's Weekend Edition Sunday and the founder and director of the annual American Crossword Puzzle Tournament.