The LED sequencer is an easy project for beginners to learn how LEDs work.

LED cube 4x4x4, 64 LED diode, 16 forms of work.

Uses a photo resistor to determine whether a room is bright, average or dark. It shows this using 3 LEDs and/or the serial monitor.

Measure humidity and temperature levels in your home to avoid unhealthy air quality with this fun project.

Create your own code red button for use in simulation scenarios. Flashing LEDs and button!

A simple, original and cheap Christmas tree made with LED-illuminated plastic straws that can be controlled over WiFi.

Luminous ball, with clock and thermometer, controlled by Blynk.

First experience with Neopixel.

Do you know of the famous WS1012 LEDs? The PL9823 is the cheapest LED that uses the same protocol of the WS1012. Let's blink LEDs!

Using Teensy (small Arduino) to power NeoPixels off of an electric skateboard battery.

Ten-year old nephews are particularly impressed when they can change the colour of the outdoor Christmas lights from a tablet.

Turn on and off the lamp using IR sensor, change lamp color and brightness with button and potentiometer.

Using one byte to hold all the color data for a single RGB LED.