Month: April 2022

https://www.youtube.com/watch?v=shCdfYfanFI As the uncle of a 5 year old curious boy, I have to make something "out of the mainstream" for his birthday, as usual. This time just something simple like a kaleidoscope. Hmmm, I can do better than that, so I fitted it with LEDs and a battery, and it was an LED kaleidoscope. … Continue reading LED-KALEIDOSCOPE