Just squeeze gently in ear or tail and something magic will happen.To be continued, I’ll explain in a few days… This one is very important: a 750 ohm resistor:

I was very thrilled when I red this article in Climbing.com! Make Your Own Climbing Hold Mug How cool is that: drinking coffee (or something else) out of a mug with a climbing hold instead of a handle…

Coming soon. Using the SparkFun RGB and Gesture Sensor – APDS-9960