Had a piece of wood just layin around and bought a box of crayons for a few bucks and a candle lighter and started melting!
Crayon Wax Spatter Painting Tutorial
Pretty art leading up the stairs.
Melted crayons on canvas
Crayon Melt to get a molten picture to brighten up any wall.
You only need crayons, paper, and a hair dryer.
Well, I tried :P