Brian Benchoff writes on Hackaday:
Last week, everyone on Hackaday.io was busy getting their four project logs and illustrations ready for the last call in this round of the Hackaday Prize. These projects are the best of what the Internet of Things has to offer because this is the Internet of Useful things [..]
This is a PoV fidget spinner, which means the leading edges of this tricorn spinner are bedazzled with APA102 LEDs. Persistence-of-vision toys are as old as Hackaday, and the entire idea of a fidget spinner is to spin, so this at least makes sense.
Find out more on the Hackaday.io project page by Matthias:
A WiFi fidget spinner, taken from concept to ordering parts in one weekend
The KiCad design files are available on GitHub:
matthias has shared the board on OSH Park: