Since we just started blogging, we are constantly trolling other blogs to get inspired with their projects. We both LOVE this idea in a kids room or playroom. You can now buy chalkboard paint in other tinted colors, besides black (which used to be the only choice!). The sky's the limit.
http://thepeartreecottage.blogspot.com/2011/06/making-chalkboard-for-childs-room.html