Ferrofluid is a lot of fun to experiment with. There are already plenty of magnetic fluid kits that you can interact with using a strong magnet. This 3D Printed Ferrofluid Bluetooth 5.0 Speaker is also worth a look. It is designed to dance to the beat of your music.
Currently Trending Geeky Gadgets
Handmade Ferrofluid Bluetooth Speaker
By converting music to electrical signals, it is possible to control magnetic fluid. This speaker has a rotary knob that lets you adjust the rhythm. This is not only a speaker but also a sound visualizer. It has a 3000mAh battery.
**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.