Euler’s Disk is a classic physics toy invented by Joseph Bendik that puts on a hypnotic display as you give it a spin. It starts spinning faster and louder the longer it goes. Toysmith Euler’s Disk comes with multiple holographic films to let you further experiment with this toy.
Hot Computer Stuff
Euler's Disk Physics Toy ▶ Gadgetify
You also get a mirror to spin your Euler’s Disk on. The 3″ diameter chrome-plated steel disk’s humming gets louder as the speed increases. The above video shows how it all works.
**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.