Learn about the human skeleton as you cast, mold and create your own bones with this T.S.Shure science craft. Cast & Mold Your Own Bones Skeleton Science Set & Book brings everything young scientist needs to make a 16-inch model of human skeleton. Kids cast all major bones of the human skeleton making the 1:4 scale skeleton. This skeleton science kit comes with modeling plaster, skeleton mold, illustrated educational poster, and a full-color illustrated book about bones in our body, anatomy, and science behind human skeleton. This unusual science craft project from Educational Toys Planet guarantees learning fun for the older kids.