Remember all the fun you had as a kid with your Spirograph, making lovely creations that your folks never considered “artful” enough to keep? You can have that fun again anytime you like, with no ink blotches, torn paper, or plastic pieces to step on! Software developer Nathan Friend has an online version of the classic Spirograph called Inspirograph, that may well suck up the next few hours of your time. If you don't know what you want, look through the gallery for inspiration. -via Metafilter