January 21, 2011

Twinkle, Twinkle, Little Soap Dispenser

Most people do not wash their hands  properly. Many sources say that you should scrub your hands for at least 15-20 seconds. A good way to keep track is to sing a song like Twinkle, Twinkle, Little Star.

Here is a Lysol LYSOL® Healthy Touch® No-Touch Hand Soap System that has been modified using Arduino to show a countdown and play Twinkle, Twinkle, Little Star.. 

If you want to make your own, follow the instructions on the next page. Go to Step 1