Sudoku Classic

puzzle ⭐ 4.4 👥 89,000 plays

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Sharpen your mind with Sudoku Classic! Fill the 9x9 grid with numbers 1-9 so that each row, column, and 3x3 box contains all digits. Choose from easy, medium, hard, or expert difficulty levels. With its clean design and intuitive interface, this is the perfect sudoku game for both beginners and seasoned players.

📖 How to Play

Click on an empty cell and select a number 1-9 to fill it. Each row, column, and 3x3 box must contain all numbers 1-9 exactly once. Use pencil marks to note possible numbers.

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📝 Sudoku Strategies for Beginners

1. Start with easy puzzles to learn the basics. 2. Use pencil marks for candidates. 3. Look for naked singles first. 4. Check rows, columns, and boxes systematically. 5. Use the cross-hatching technique. 6. Take breaks when stuck. 7. Practice daily to improve.