Sudoku puzzle book for adults: 400+ Sudoku puzzles book includes full solutions - Hard level Puzzles.
Great for Hard Sudoku Lovers : Includes instructions and techniques for complete beginners400 Hard puzzles (Hard Level)Every puzzle in this sudoku puzzle book has been carefully checked to ensure that each puzzle has only 1 possible solutionEasy to tear out, thanks to wide marginsIncludes full solutions (end of the book)Related Subjects
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