The Corona Clock
Schools are closed here in Germany until after Easter vacation, and that means that our almost-six-year-old son Max is staying…
Handwashing Timer Makes Sure the Suds Stay on Long Enough
“Twinkle, Twinkle, Little Star”? How we wonder why you’d resort to singing a ditty to time your handwashing when you…
How to Build a Levitating Light
In this tutorial we’ll build a basic magnetic levitator. This guide will go over some of the theory, how to…
Raspberry Pi 3 baby monitor
You might have a baby/dog/hamster that you want to keep an eye on when you’re not there. We understand: they’re…
RGB LED Pixel Shades
In this project I’m going to show you how to make a pair of LED pixel shades. Originally I created…
Arduino Buzzer/Light Temperature Alert Hat Prototype
If you are in trouble with hot temperatures you can’t miss this DIY gadget, an Arduino-powered buzzer and led alert…
LED-based Christmas ornaments
It’s Christmas time! And what about an hi-tech Christmas? Build your bluetooth-controlled Christmas ornaments! More info
How to control Neopixel strip with WiFi
We make a NeoPixel light installations using Fishino and NodeMCU, controlled via Wi-Fi from PC or Raspberry Pi through a…
ESP32 expansion for PWM
https://www.youtube.com/watch?v=aKC7o6cbQiA I’ve been working on a little ESP32 expansion board/shield for an LED project I’ve been working on. One of…
Raspberry Pi-Powered Clapperboard Prints Movie Posters
The clapperboard tipically is a device used in video to synchronize audio and video. This creation is an evolved clapperboard…