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St. Martin's Griffin
St. Martin's Press
ISBN: 9781250009203128 Pages
Barnes & Noble
Watch out--these sudoku puzzles are hot!
100 very hard puzzles
Edited by legendary New York Times crossword editor Will Shortz
Big grids with lots of space for easy solving
Throughout the history of puzzles and games, many of the biggest successes have come as complete surprises, because they've broken all the "rules."
Parker Bros. famously turned down the rights to the game Monopoly...