Key storage- door at the end of a kitchen cabinet for small storage. This gave me the idea that the inside of a cabinet door should be painted with chaulkboard paint so you can keep notes or grocery list there.
Crayon heart wall art - arrange in a heart and melt crayons with a blow dryer. add a picture in the middle to use it as a frame. Okay I've seen the crayon melty thing before but I love the heart/picture frame idea!