Check 2 Square
            
            Put 2 check marks in every row and column. Each check mark has its own territory: The check marks must not touch each other horizontally, vertically and diagonally. So a square around any check may not contain another check
            
                        
             Categories and tags of the game : 1player, Game, Html5, Logica, Mind, Mobile 
            
                            



                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        
                        