Additional information
by Will Shortz (Editor)
The sudoku craze is sweeping the nation Puzzle-master Will Shortz presents 100 sudoku puzzles, from easy to hard, from the First World Sudoku Championship in Lucca, Italy.
Author Biography
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.