Free online versions of some classic thinking board games like Checkers, Reversi, and Sudoku. Play against the computer!. Play the best free Classic and Retro games online with Pacman, Tetris, Pinball, Arkanoid, Golf and many more classic games. The games are playable on Puzzles · Tetris · Pinball · Retro. Classic Arcade Games. Featured Classic Arcade Games. Pacman · Tetris · Donkey Kong · Neave Frogger · Q*Bert · Space Invaders.