When you have a 9-year old who loves to bake and you're planning a science project modeling the layers of the Earth, there's really only one thing to do... Make an Edible Layers of the Earth Model! You'll Need: A White CakeWhite Frosting (whatever flavor you choose)Red, Yellow, Green, and Blue Food ColoringSemi-sweet Chocolate ChipsWhite… Continue reading Edible Layers of the Earth Model