https://www.youtube.com/watch?v=OsP26bBU6zY&feature=youtu.be For the LED emotion homework I decided to manipulate the code of the Arduino in a way to have several LEDs in an automatic on/off manner. I covered it with craft cotton paper that diffused the light and made it look like a jelly fish. As the LEDs alternate between on and off, the Jelly fish appears that it’s breathing.