A quarter coin is placed in a transparent case. Performers hands are shown to be empty. He opens the box and takes out the coin to show it to the audience. The coin is returned to the box which is closed with the lid.
The performer shakes the box. The quarter visibly changes into a 10 yen coin.
The box is opened and the 10 yens coin and the box are handed out to the audience for examination.
Easy to perform
Very visual effect
The trick is delivered with an internet code for you to watch bonus video clip including performances and explanations.