You can use your Circuit Playground Express (CPX) to build a fun, interactive, and beautiful holiday snow globe! Using CircuitPython, you can code the CPX to read its built-in acceleromter and detect when the snow globe is being shaken, and then play back a melody and festive light show!!

Materials and Parts

Besides the electronics listed below, you'll also need:

  • snow globe kit (available at hobby stores)
  • glitter
  • distilled water
  • glycerin
  • double stick foam tape
  • E6000 glue or equivalent
  • a figurine, such as a LEGO minifigure or 3D printer to make your own
1 x Circuit Playground Express
with CircuitPython
1 x 3x AAA Battery Holder
with On/Off Switch and 2-pin JST
This guide was first published on Dec 11, 2017. It was last updated on Oct 17, 2018. This page (Overview) was last updated on Dec 09, 2017.