Will Shortz Presents the Dangerous Book of Sudoku: 100 Devilishly Difficult Puzzles, Paperback

Are you up for the challenge? Put your sudoku-solving skills to the test with this collection of ferocious sudoku puzzles

Features:
- 100 challenging puzzles
- Edited by legendary New York Times crossword editor Will Shortz
- Big grids with lots of space for easy solving

About the Author:

Will 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.