Automatic Zen Garden

Tired of having to *zen-garden* yourself? Then this automatic Zen Garden is the solution for you! Running on a ultra quiet motor the garden does all the work itself - allowing you to just relax.

The design is based around this disco ball motor from amazon: https://www.amazon.de/Gleichstrommotor-Langsamer-Elektromotor-Wellendurchmesser-Mikromotor/dp/B07ZP52PGK
You should be able tho to adapt the design for any slow turning DC motor (this one has 3 rpm).
I used this motor controller and a generic 12V power supply: https://www.amazon.de/gp/product/B08NTH4J3F/
https://www.amazon.de/Spannungswandler-Netzteil-f%C3%BCr-LED-Streifen-220/dp/B01G0Q3RWU/

There are two versions of the main dish: one with a solid floor, the other with holes in it to save material. for this version you can simply cut a piece of cardboard to cover the holes and glue it in.

Be careful to not use too much sand, since it has a tendency to build up in fornt of the flat piece and overflow. (best let it run and