Try Sudoku Game
Overview
This Sudoku game lets you play the classic number puzzle directly in your browser. The tool includes:
- Interactive 9x9 grid - Click cells to select and enter numbers
- Three difficulty levels - Easy, Medium, and Hard puzzles
- Hint system - Get up to 3 hints to help solve difficult puzzles
- Mistake tracking - Limited to 3 mistakes per game
- Visual feedback - Color-coded cells and shake animation for errors
- No external libraries - Pure JavaScript implementation
How to Play
- Select a cell - Click on an empty cell to select it
- Enter a number - Click a number button (1-9) to fill the selected cell
- Follow the rules - Each row, column, and 3x3 box must contain all digits 1-9 without repetition
- Use hints wisely - Click the hint button to reveal a correct number (limited to 3 per game)
- Win the game - Fill all cells correctly to win!
Difficulty Levels
- Easy - 30 cells removed (more clues)
- Medium - 40 cells removed (balanced challenge)
- Hard - 50 cells removed (fewer clues)
Tips
- Start with rows, columns, or boxes that have the most numbers filled in
- Use the process of elimination to determine which numbers fit
- Look for cells where only one number is possible
- Use hints sparingly - they’re limited to 3 per game
- If you make 3 mistakes, the game ends
Features
- Click on any empty cell to select it
- Use the number pad to enter digits 1-9
- Initial clues (shown in gray) cannot be changed
- Selected cells are highlighted in blue
- Correct answers appear in green, wrong answers in red
- New Game button starts a fresh puzzle
- Change difficulty at any time to start a new puzzle