The device displays animated GIF pictures on a rotating cylinder. The GIF pictures can be downloaded from a PC via Bluetooth.

It's a dimmer switch! Create your own touch interface for controlling your Philips Hue lights using Bare Conductive's conductive paint.

A wall of LED where you can spell out messages from the Upside-Down is the best way to impress your friends and to cheat the Demogorgon.

Realtime environment configuration via NDEF records and RFID tags! Just scan to change the text color!

Use the Arduino Due to control a large LED flat panel display. And the software to create and solve mazes on it.