How To Hang A Slate Chalkboard . One smooth light coat, let dry, and repeat until well coated. You could also cut down a piece, frame it in and hang it on your kitchen door. Large hanging natural slate chalk board blank plain slate Chalk from www.pinterest.com I'd find a spot to hang a piece for them to draw on. 樂狼 also, what is a porcelain chalkboard? Making the chalk holder shelf.