Will Shortz Presents Tough Sudoku: Hard Puzzles (Paperback) (ISBN-13: 9780312607883)

Are you tough enough?
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 Terrifying Sudoku

Author: Will Shortz
ISBN-10: 0312607881
ISBN-13: 9780312607883
Publisher: St. Martin's Griffin
Language: English
Published: 01/19/2010
Pages: 320
Format: Paperback
Weight: 0.42lbs
Size: 7.14h x 6.62w x 0.83d

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.