Use Circuit Playground to make a classy seashell necklace that goes with every outfit. Change colors and brightness on the fly with a click of Circuit Playground's onboard buttons. We even included a sound reactive mode to invoke Ariel's necklace from the Little Mermaid. This is an easy project that kids of all ages will adore.

Use Circuit Playground's onboard accelerometer and microphone to block invisible bullets from all directions. Neopixels and side-glow acrylic create a super cool lightning effect guaranteed to protect your friends from all imaginary foes. Now where did I park my invisible plane?

Use a Gemma and a Neopixel Jewel to create a stunning necklace. The parts in this project cost less than $25, and it's simple and easy to do: great for beginners, kids, or as a simple insert to make any jewelry craft light up. Build it in 10 minutes and it will glow all night long.

3d printing and laser-cut acrylic combine with neopixels and Arduino to create a movie-worthy Viking rune artifact. Wear it as a belt buckle or cloak clasp and launch your epic cosplay deep into the lost realm of magic and fantasy.

Create a versatile petticoat slip with sound reactive, motion reactive and changing color palette modes.

Use light pipe and fiber optics together with Circuit Playground's built in neopixels to light up your entire project with no soldering.

A short tutorial on how to access and understand the accelerometer / motion sensor on a Circuit Playground.

This twinkling hat made with Fosshape and Flora will make you the life of the party this holiday season.

Learn two different methods for adding LEDs to a hoodie or jacket, with neopixel button control for changing colors and modes.

Your world gets brighter when she's nearby. Your wedding flowers should too. This bouquet and boutonniere are paired with RF radios and neopixels. The closer the two are together, the brighter the flowers glow. Show the whole world the way she makes you feel.

Control your LED clothing or project artfully with these low-profile neopixel tactile buttons. Buttons can change colors when pressed and control any other actions you want your wearable tech to perform.

Sit around this mesmerizing LED campfire and tell stories, sing songs and bask in its firey glow -- no lighter fluid required.

Pre-recorded video plays back on a handmade LED matrix, creating effortless and endless shifting light patterns on your wrists. Move over, Iron Man.

How-to video that goes through choosing music, creating and converting images, and choreographing a timecode-scripted performance for the Supernova Poi or MorningStar Double Staff projects, or any project using the KineticPOV code.

Turn an old candelabra into a colorful 3d Printed LED display that will enhance the decor of your home or office. Change modes and brightness with a remote control, and harness the power of FastLED to add your own color animations.