In order to use this program, you need to connect your computer to a Makey-Makey. The Makey-Makey then needs to be connected to 4 coins: A penny, nickel, dime and quarter. To see a instructions and a video demonstration, go to: http://youtu.be/rZLPSVLMQfY http://www.instructables.com/id/EU3SP0ZHYTNXA4Z/?lang=en http://www.makeymakey.com/forums/index.php?topic=15277.msg17232#msg17232
Coin images from http://www.canada-coin.com