Previously I have posted tea time clocks, but I have never seen this:

Created by Norwegian designer Siren Elise Wilhelmsen, this clock does one stitch every hour by itself. In theory, it will complete a two-meter-long (roughly 6 feet) scarf in a year’s time.

You can learn more from the designer herself in this video:

http://www.youtube.com/watch?v=vpl-Pj6sWmI