Make It Bubble

Who doesn’t love getting a bottle of bubbles to have fun with friends and pets? What’s that? You get tired of all that blowing?

Circuit Playground Express comes to the rescue. Along with the Crickit robotics controller, you can build a simple robot that dips the wand in bubble solution and blows the bubbles for you! Great at parties!

This guide will show you how to build your own bubble blowing robot.”

Link