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Hidden Pairs and Triples: Look for pairs or triples of numbers that can only occur in specific cells, allowing you to fill in the remaining cells in the row, column, or region. sudoku tournaments The Benefits of Boston Globe Sudoku: Brain Exercise: Boston Globe Sudoku is an excellent way to keep your brain active and engaged. irregular sudoku online irregular sudoku online Whether you're a seasoned Sudoku solver or a beginner looking to sharpen your skills, Washingtonpost.com is the ultimate destination for Sudoku lovers.

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