🔢 How to Play Sudoku
🎯 Goal: Fill every empty square so each row, column, and 3×3 box has the numbers 1 to 9 with no repeats.
How to play:
- Tap an empty square to select it.
- Tap a number (1–9) to place it. Tap Erase to clear it.
- A number turns red if it repeats in its row, column, or box.
- Fill the whole grid with no repeats to win!
💡 Tips
- Start with rows, columns, or boxes that already have lots of numbers.
- Look for a square where only one number can possibly fit.
- Hint fills one correct square if you're stuck.