Andreas Gysin had built Kiddysinth with Shockwave in 2001. It is a cute audio toy.
Cause I liked it that much I have coded a Flash version with the new Sound API. The particles have their own note value, while the wheels affect their octave. Drag them all to alter the melody. Source
Source
http://lab.andre-michelle.com/tonewheels
Tonewheels screenshots
