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Compare Expert Sudoku by Nikoli Publishing, Paperback | Indigo Chapters
Nikoli Publishing
$13.99
Expert Sudoku is an all-new collection of handcrafted puzzles for the expert puzzle-solver. This is the book that challenges skilled solvers and Sudoku-lovers at the top level-every one of the 320 puzzles is rated "difficult." Good luck! | Expert Sudoku by Nikoli Publishing, Paperback | Indigo Chapters