Also known as Bilas or Guelas, Cardo, Bugalho or Bugalhinho (Cabral 1998a, p. 238, the Marble Game is one of the most known among the children, being spread throughout the country and abroad. of this. It is decided that it will have its origin in Classical Antiquity, with vestiges of the game in Greece, called Tropa and played with olives thrown into pits. In Rome it was played with walnuts and hazelnuts thrown into a vase. Municipal de Moncorvo, s.d.). The Marble Game can be played in many ways and with different rules, generally on the street or in outdoor spaces whose terrain allows for little holes. In the variant described here, two to six children participate, and the game can be played individually or in a team. On a flat, one-story basis, drawn a triangle on the floor, in which the players place the same number of marbles. By drawing the order of participation, each player plays the your damper – a larger-sized marble, 3 or 4 meters from the triangle, trying to get as many marbles out of the lines as possible. If the damper is outside the triangle, the marbles that come out will become belong to the player who threw the damper, and player will continue play trying to get more marbles out of the triangle. If no marble comes out, the play passes to another player, who will cast his damper. if the damper stay within the lines of the triangle, or in the radius thereof, even if marbles have come out, the player must place the number of marbles that the group initially woke up to. The game ends when there are no more marbles in the triangle, and whoever gets the most marbles wins (Cabral 1998a, p. 238). There are several variants of the Marble Game, some with the mandatory to remove from the triangle marbles and go through various obstacles, or marks made on the ground, until it hits a target set in group. Some variants are plays without damper.