Perfect for broken crayons! -Place mini-muffin tin in your pre-heated 275 degree oven. -The crayons should be melted in about 10-13 minutes. -Let it cool for about 25 minutes. (This is important!) -Then place tin in your freezer for about 5-10 minutes. -Dump the muffin tin onto a dish towel covered surface and the chilled mini-muffin sized crayons should fall right out.