Thomas Renck is a coder and a maker. He went to Disneyland, saw a bunch of little kids having fun with bubble guns and realized that a bubble blaster is a sure way to measurably improve joy and happiness in life.

Back home, it took only two hours to create and add-on to automate the bubble blaster using a 3d printer, Arduino Micro and a servo:

On his blog you can find the tutorial, the sketch and the 3d files to make one yourself and bring more happiness in your life too!