Build a beautiful 3d printed hourglass physics toy using LED matrix and Feather Sense. Use CircuitPython to simulate particle collision code on a small microcontroller packed with tons of sensors. With Built-in lipo charging over USB, your projects can be small and portable!
This was inspired by the LED Hourglass project by @david_proyectos https://www.instagram.com/p/B_VdSapAc-J/
Learn guide
https://learn.adafruit.com/led-matrix-hourglass/
Video on YouTube
Code on Github
https://github.com/adafruit/Adafruit_Learning_System_Guides/tree/master/CircuitPython_LED_Sand_Hourglass
Feather Sense
https://www.adafruit.com/product/4516
Mini 0.8in Yellow LED Matrix and Backpack
https://www.adafruit.com/product/871
Small 1.2in Yellow LED Matrix and Backpack
https://www.adafruit.com/product/1050
400mah Battery
https://www.adafruit.com/product/3898
Slide Switch
https://www.adafruit.com/product/805
4pin JST-SH cable
https://www.adafruit.com/product/4397
4pin JST-SH connector
https://www.adafruit.com/product/4208
10-wire silicone cable
https://www.adafruit.com/product/3890
1.75mm Silk Gold PLA
https://amzn.to/2NXPHvV
2.85mm Silk Gold PLA
https://amzn.to/2Z3WSZF
The author marked this model as their own original creation.