This fine timepiece from [gooikerjh] fits the bill precisely—it’s a sliding tile clock! The brains of the build is an Arduino Nano ESP32. No, that’s not a typo.

Amazon is having a sale on the Geuuap Sunrise Alarm Clock and Sound Machine. The $60 device is 53% off right now, for a total price of just $28. "Its sunrise and sunset features are fantastic." ...

If you find this clock to be a ray of sunshine, everything you need to reproduce it is on GitHub under an MIT or CC4.0 license. This is not the first thermochromic clock we’ve featured, though ...

The clock was lubricated at the factory, but that was a very long time ago. The old oil needs to be loosened, and the motor needs to be re-oiled. The clock assembly is easily removed from the radio.