Make your own mathematical gryo/gimbals by using Tinkercad Community Shapes and some pre-made gyro rings. Swap filament colors halfway through the print for best results. The STL example files included here are for the two models in the Tinkercad example picture. Customize your own with Tinkercad: https://www.tinkercad.com/things/1RUJSJvRboQ-math-gyro-maker Read more at MakerHome, Day 338: