Thank you for using Upcoming! To help focus our efforts on core Yahoo! product experiences, we will discontinue Upcoming by 30th April 2013. You can find more details here
Assemble throwies and floaties, paint with light with our blue LED printers, program a 3D cube or a sign with dozens of LEDs, solder a small circuit to make your throwie blink and then go tag the city with your blinking lights -- or just play air hockey on a homemade, blinking table, and sit back with a beer and let yourself be dazzled.