paragraph: Bones are the main organs of the skeletal system. In adults, the skeleton consists of a whopping 206 bones. Many of those bones are in your hands and feet. You can see many of the bones of the human skeleton in Figure 3.13. Have you thought about how your bones are connected together? There are actually two ways that bones are connected. The skeletal system includes cartilage and ligaments. Cartilage is tough and flexible. It covers the ends of bones where they meet. The gray sections in Figure A ligament is like a stretchy band. Ligaments connect your bones together. You can think of ligaments like rubber bands. Rubber bands are used to hold things together. Just like rubber bands, ligaments allow bones to move a bit. 
question: Have you thought about how your bones are connected together?
answer: By cartilage