Sprout: a pencil with a seed
"What if instead of throwing your pencil stubs away you could plant them and have them grow into something delicious, beautiful, and fun? What if pencils could grow?" Students in MIT 2.744 Product Design, a graduate seminar in the Department of Mechanical Engineering taught by Prof. David Wallace, have designed a pencil with a water activated seed at its tip -- when the high quality cedar pencil becomes too short to use, it can be planted, and will grow into a flower, herb, or vegetable.
Read more about Sprout on their Kickstarter campaign: http://kck.st/PzJSAs