Here is Tim figuring out how to trigger our mp3 player to play/pause with an arduino. So far it plays and pauses but we don’t have a way yet to tell if it stops, would it continue to play where it was left off or not? More work ahead…
I am now designing the structure with scaffolds that will whole all the devises inside the ball. 
Here is the final design of the D.I.Y. board I cut with the laser cutter. It fits a mini switch and a set of three diode. Now our rechargeable batteries are all set to power our radio transmitter.
