Number Grid Puzzle
Fill the 9x9 grid so each row, column, and 3x3 box contains numbers 1-9. Multiple difficulty levels from beginner to expert.
Як Грати
- Fill empty squares with digits 1-9
- Each row must have 1-9 exactly once
- Each column must have 1-9 exactly once
- Each 3x3 box must have 1-9 exactly once
- Complete the entire grid correctly
Controls
🖥️ Desktop
📱 Mobile
Tips & Strategy
- 💡Use elimination method
- 💡Look for naked singles
- 💡Find hidden singles
- 💡Scan rows and columns
- 💡Work systematically
Scoring System
Puzzle completion: 100-500 points based on difficulty. Speed bonus for fast solving.
Frequently Asked Questions
How many solutions exist?
Valid puzzles have exactly one solution.
What's the difficulty range?
Easy, Normal, Hard, Extreme with different clue counts.
Can I get hints?
Limited hints available - reveals one correct cell.
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