Strat-O-Sponge

This is an improved version of the classic UF Grant "Strat-o-Spheres" trick done with sponge balls and including an innovative and unexpected ending. This great finale was an idea that my friend CARDI gave to me recently.Effect:The magician shows an empty opaque tube, a transparent one on a stand and 3 sponge balls: one black, one green and one red.The magician shows that the opaque tube is empty and slides it over the transparent tube, covering it. Then he places the balls inside the tube, in the same order as shown on the image printed on the tube; but as he then lifts off the opaque tube, the balls now appear in different order.The magician repeats all the procedure and the balls end up in a different order again.The magician does it for a third time ending up with the same result.Now he puts 2 balls only into the tube, and makes vanish the last one in his empty hands. By lifting the opaque tube, the ball reappears inside the transparent tube, beside the other 2 balls.Finally, the m