In 2017 hackster.io ran a contest with Make called Make:’s Magically Mathematical Pi Day Contest. The theme was to make something Pi related. I made this game that tested how many digits of Pi you could remember. My entry won first prize.
I figured out how to use Autodesk Circuits this week and built a binary game that I have been wanting to make for a while. Its still has a few options I would like to add and some cleaning up of the code and wiring. But you can try it out if you want.