3D LED Tic-tac-toe

Arduino Fun & Games Technology

The first entry in our Gadget Freak Design contest is in, and it’s a doozy: Matthew Katzenstein created this sweet 3x3x3 RGB LED matrix, controlled by an Arduino Diecimila, that plays a game of blue-vs-red 3-dimensional tic-tac-toe. The video, above, is lengthy and quite detailed. You can watch it work starting at 5:30 (it should automatically start there if you click the embedded player above); the whole video can be seen here.


I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I am a long-time contributor to MAKE magazine and makezine.com. My work has also appeared in ReadyMade, c't – Magazin für Computertechnik, and The Wall Street Journal.

View more articles by Sean Michael Ragan
Send this to a friend