Which game dates back to at least the Roman Empire: Nine Men's Morris, or Icehouse pieces?
Nine Men's Morris Nine Men's Morris is a strategy board game for two players dating at least to the Roman Empire. The game is also known as Nine Man Morris, Mill, Mills, The Mill Game, Merels, Merrills, Merelles, Marelles, Morelles and Ninepenny Marl in English. The game has also been called Cowboy Checkers and is sometimes printed on the back of checkerboards. Nine Men's Morris is a solved game in which either player can force the game into a draw.
Ulama (game) Ulama (] ) is a ball game played in a few communities in the Mexican state of Sinaloa. Descended from the Aztec version of the Mesoamerican ballgame, the game is one of the oldest continuously played sports in the world and is notable for the fact that it is the oldest known game using a rubber ball.