Sudoku is a mind game and a puzzle that you solve with reasoning and logic. Fill in the grid with digits in such a manner that every row, every column and every 3x3 box accommodates the digits 1-9, without repeating any.
How to Play? Move Mouse over empty cell. You may mark possible digits by single click. or double click to choose a digit. You may cancel it at later point of time. Computer will assit you to find answers quickly. (use Computer Aid button)