Number of players: ...Any
Equipment: ............One balloon
Complexity: ...........Easy
Divide hall into four areas (by drawing a cross on the floor) and get each Six to stay in their corner while hitting a balloon so as to keep it in the air and out of their square, if it hits the floor that team loses a point. At irregular intervals a leader my signal to stop (by blowing a whistle, clapping, shotgun, etc etc.) The team who has the balloon when the signal is made loses a point as well. Team with the least points wins.