The rules of the game are very simple, all you need to do is fill in the numbers from 1 to 9 in the appropriate positions, following the predefined rules. Each small square in the grid will belong to a row, a column and a 3x3 block respectively. There are 3 levels in the game + Easy (20 levels) + Medium (20 levels) + Difficult(20 levels)-> Edit button but the status is on, you Note the number. Re-enter the status switch to off-Help you when clicking on the hit image (idea bulb)-You reset to play again.