My first experiences with my own 3D printer, the challenges and unnecessary adventures in the world of 3D printing, up to actually practical prints.

How I built a smart music box with an ESP32, NFC tags, and n8n that even plays our Advent calendar. A cost-effective DIY solution for children.

In this article I describe how to use an old rotary phone as an input device for escape rooms. I explain the technical implementation, programming, and integration into an escape room concept. The art...