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Sudoku Puzzles Book - 400 Hard to Expert 9x9 vol.4
Barnes and Noble
Sudoku Puzzles Book - 400 Hard to Expert 9x9 vol.4
Current price: $10.99
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Barnes and Noble
Sudoku Puzzles Book - 400 Hard to Expert 9x9 vol.4
Current price: $10.99
Size: OS
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Each puzzle consists of a 9x9 grid containing given clues in various places. The object is to fill all empty squares so that the numbers 1 to 9 appear exactly once in each row, column and 3x3 box.