Will Shortz Presents Zesty Sudoku: 200 Hard Puzzles, Paperback/Will Shortz

Need a bit more spice in you sudoku? Take on this collection of 200 devilishly difficult sudoku puzzles Includes: -200 hard puzzles -Perfect portable size -Edited by Will Shortz 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.