Here is a 3D printed desk toy that creates a wave-like pattern that happens when a droplet lands on water. Simply crank the handle on the side to generate movement. If you have access to a 3D printer, you can easily print the parts to make your own desktop toy.
More gadgets like this: here
Water Experiment No. 33 Automata Video
As the maker explains, this desk toy was inspired by Dean O’Callaghan’s amazing kinetic sculpture (see above video).
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.