Control a pool using a smart phone from anywhere in the world with this Rube Goldberg-esque machine

Converted an old garage door opener to allow it to be controlled from anywhere with an internet connection and web browser

Fidget spinner but with electronics to make light patterns

Remotely monitor and control a TV from anywhere in the world with a web browser

Score board for table tennis to keep track of score and who serve it is

This is a custom designed resin 3D printed gear box with a reduction of 157.276 to 1

My build of a Voron 0.2 3D printer