Pompom Stick Metal

An amazing and hilarious effect of the first order. Two cords run through a tube, on the left side there's a long string with a black and a yellow woollen pompom at the end, on the right side of the pipe there's a short string with a red and green woollen pompom at the end. If the magician pulls on the black pompom, the yellow one will move up, which makes it clear that these two are really connected. But if he pulls on the red one on the other side, the yellow one goes up, which means that the string on the left becomes shorter while it becomes longer on the right. So the yellow one must be connected to the red one. But if the magician slackens his pull on the red one, the green pompom goes down with it, so that the green and the red are clearly connected. There's then laughter and amazement as the green one is pulled and the yellow one reacts and moves with it. It looks hilarious when you pull on a string and a completely different pompom reacts to the pull than the spectators assume. Obviously,...