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Back to topKiller Sudoku Hard to Extreme Puzzles (Paperback)
$13.99
Usually Ships in 1-5 Days
Description
Here are some really difficult Sudoku puzzles that will definitely kill your boredom. Difficult puzzles work best if you are trying to change your mood and approach your problems with a renewed perspective. These puzzles are also useful in helping you find your own version of happiness. Start solving today.