Make Your Green Lantern Ring Glow...
Most Green Lantern rings are about as lame as the movie, but you can make yours glow with a little bit of hacking as described in this great Instructable by Multi-Bot. Of course, you'll have to wait until 3D printing get...
https://www.neatorama.com/2013/06/12/Make-Your-Green-Lantern-Ring-Glow/
