The placemat at Bubby's restaurant here in NYC has got to be one of the coolest placemats I've ever seen. It educates kids (and grown-ups) about local and organic food, detailing in cool illustrations where they source all their meat, dairy, grains, and even coffee.
I discovered it at the Dumbo outpost in Brooklyn where I went for Mother's Day, and the folks there where kind enough to email over an image. On each mat there's a note from Ron Silver, the owner:
Dear Reader and Esteemed Diner,