A SIMPLE KEY FOR EASY SUDOKU UNVEILED

If you wish to apparent a specific square, Ensure that square is selected and it is in gentle blue. Click/touch the eraser icon. If there is a amount in that square, It will likely be eradicated. In the event you click/touch it again, any pencil marks in that sq. might be taken off.You're specified a sq. 9x9 grid. Some cells are vacant, some compri