Sudoku is a logic puzzle game. Its goal is to fill a 9×9 grid with numbers from 1 to 9. Each number in each column, row, and 3×3 square can appear only once. Some numbers in the grid are already filled.

How to play:

1. Choose the difficulty level

2. Click on "Play" or "Show All"

3. Tap on "Start" or "Reset"

4. Select "Easy" or "Normal" or "Hard"

5. Choose the puzzle type (number or text)

6. Tap on "Start"

7. Press "Reset"

8. Choose "Number" or "Text"

9. Tap on "Start"

10. You're done!

This is probably one of the best puzzle games ever. Sudoku puzzles will definitely help you exercise your little grey cells.

There are three levels of Sudoku puzzles you can choose from: easy, normal, and hard, and all of them contain limitless combinations of Sudoku grids to solve.