Click on this :
http://lab.andre-michelle.com/swf/fl10/pulsate.swf
When the "Black" page appears in the new tab, Follow this instruction ..and Voila. You are a musician now :
Tips :
- Click as many or as little times and in different spots as you wish
- Try double or multiple clicking really fast in the same or adjacent spots
- After you had your fun, get your kids involved and watch them laugh with joy and amazement.