Sudoku

How To Play

  • Select the difficulty level along the top of the game board.
  • The objective is to fill every cell on the board with numbers from 1 to 9.
  • To enter a number in a cell on a computer, click the cell with your mouse and either tap the number to enter or use your keyboad [1-9] key.
  • On a mobile device, tap the cell and select the number from the panel that appears at the top.
  • Remove a number from a cell by tapping the cell's (x) button or pressing the [Delete] key while mouse is over a cell.
  • The board has 9 regions, each has 9 cells. The cells must be filled according to the following rules:
  • Rule 1 - each 9-cell Region must contain one of each of the numbers [1-9].
  • Rule 2 - each Row of the board must contain one of each of the numbers [1-9].
  • Rule 3 - each Column of the board must contain one of each of the numbers [1-9].
  • Once the board is completely filled with numbers that meet each of those three rules, you win.
  • We include a timer so you can keep track of how fast you can solve a board. Tap the timer to pause it, and tap it again to resume the game.