Get smart curated videos delivered to your inbox.   SUBSCRIBE
The Kid Should See This

Power of Optics: A light-powered Rube Goldberg machine

Watch more with these video collections:

In this commercial for au Hikari, one of Japan’s high-speed optical internet service providers, a Rube Goldberg machine is “powered” by a single beam of light that travels via mirrors, magnifying glasses, and reflective surfaces to burn through strings, melt ice, pop balloons, and brighten each smoky twist of physics along the way.

Here’s the behind the scenes vid:

In the archives: more Rube Goldberg machines, and our favorite Japanese commercial plays Bach on a giant forest xylophone.

via The Awesomer.

This Webby award-winning video collection exists to help teachers, librarians, and families spark kid wonder and curiosity. TKSST features smarter, more meaningful content than what's usually served up by YouTube's algorithms, and amplifies the creators who make that content.

Curated, kid-friendly, independently-published. Support this mission by becoming a sustaining member today.