Sudoku 9x9

Fill the grid with numbers in the logical world of Sudoku 9x9! Get ready for amazing number placement in this game! Choose a difficulty mode, start the game, and fill the squares with numbers from 1 to 9. You can only enter numbers once per row, column or mini-field 3x3. Also the game has many options for filling the empty cells, use the keyboard and the mouse to click on the numbers available below. There are three modes of play. The first is the mode "cell first", where you first click on the cell you want to fill, and then choose a number to enter. The second is the "digit first" mode where you choose a digit to enter first, and then the cell you want to fill. And a third mode is "notes" mode, where you can take notes in a blank space. Use the hints and other tools if you get stuck and don't know the solution. Can you solve this fun math game and fill in the entire grid on a 9 by 9 game board? Let's find out !