This is a program that lets you play with sounds and sound effects using loops. It can simply be used as a toy or you can use it to think up possible new sound effects for your games. For those who don't want to read the instructions on the Tone Toy 2008 page, remember that you can hold down the fire button to slow it down.
youtube.com/watch?v=Zco1hnyDiVI
The link below has basic instructions, screen shots, and a demo video:
randomterrain.com/atari-260