1 What is Sudoku?
Sudoku is a logic puzzle on a 9×9 grid where digits 1–9 must appear once per row, column, and 3×3 box. No math—pure deduction.
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🧠 Sudoku Guide
Sudoku Game Page – Beginner
What Sudoku is, how to play, core rules and beginner tips. Clean summary for the game page
Sudoku – Beginner Guide
What is Sudoku, how to play, basic rules and beginner tips
2 How to Play
- Scan rows, columns, and boxes for missing digits.
- Fill cells that have a single possibility.
- Maintain pencil marks; avoid guessing.
3 Rules (Quick)
- Digits 1–9 must appear once in each row and column.
- Digits 1–9 must appear once in each 3×3 box.
- Given clues cannot be changed.
4 Beginner Tips
- Start where givens are dense.
- Place singles immediately.
- Keep candidates tidy; delete conflicts.
- No guessing—progress by evidence.