Play on the mobile phone instead of a sheet of paper!The player (X) plays against the Android App (O). The two players place their mark alternately on a 3 x 3 squares wide playing field. Who sets the first three of his characters in a row, column or main diagonal is the winner.Skill level of your opponent can be adjusted.Idea / theory: https://en.wikipedia.org/wiki/Tic-tac-toePlay on the mobile phone instead of a sheet of paper!The player (X) plays against the Android App (O). The two players place their mark alternately on a 3 x 3 squares wide playing field. Who sets the first three of his characters in a row, column or main diagonal is the winner.Skill level of your opponent can be adjusted.Idea / theory: https://en.wikipedia.org/wiki/Tic-tac-toePlay on the mobile phone instead of a sheet of paper!The player (X) plays against the Android App (O). The two players place their mark alternately on a 3 x 3 squares wide playing field. Who sets the first three of his characters in a row, column or main diagonal is the winner.Skill level of your opponent can be adjusted.Idea / theory: https://en.wikipedia.org/wiki/Tic-tac-toe