Made an interactive coffee table that lights up leds under an object. Made with an arduino, Ir emitters, photodiodes, and ws2812b leds. Also has some cool animations from a third party library.
Arduino powered touch-sensitive 240-pixel LED table : r/arduino
Interactive LED Table | Hackaday
A Dirt Cheap F*** Awesome Interactive Led Table - Vince's thoughts
Touch LED Table - Retrogaming And Ambiant Light - Hackster.io
RGB LED Table | Hackaday
DIY Interactive LED Coffee Table - Creativity Hero
HOW TO MAKE AN INTERACTIVE COFFEE TABLE: Reactive LED Coffee Table | Arduino Projects - YouTube
LED Play Table — Vivian Kiniga
LED Play Table — Vivian Kiniga
Make an interactive coffee table with Arduino and LEDs | Arduino Blog
Interactive LED Panel, White LEDs, Ready-to-use
Awesome!! Arduino LED table demo and pict. | Arduino led, Arduino, Arduino programming
LED-Table with Touch-Control and Apps like Spectrum-Analyzer, Tetris, Snake and Squeezebox Integration - Max2Play
Interactive Led Table with Proximity Detection | Led, Led matrix, Interactive table