Did you know that you can use Arduino to turn on an LED when you press a button? Well, it is true, you can do this! Leaving the joke aside, let me show how you can achieve this. You will need the ...

Almost every project I have made over the last two decades has included some form of LED lights in ... was my main draw to the Neopixel; Adafruit has written a custom Arduino library and provided ...

The idea is simple: each button push lights up one NeoPixel. The first one to fill up their ring is the winner, and is treated to a ring of flashing green lights. The loser, of course, gets ...

The build relies on an Arduino Pro Mini to run the show ... The individual triangles are each lit by a NeoPixel LED, which are both addressable and capable of lighting up in RGB colors.