You "are" the ballon and you have to try not to touch the ball. If you touch the ballon it will stop 1 second. Try not to touch the ball and good luck! If you lose press green flag.
Tiago helped me a lot, he makes good games, im suscribed to him, i recomend u to do the same. Also thanks to Simon, a friend of mine that doesn't have account but he'll have soon