We've learned about bones and the skeletal system, but bones are so hard, so why are our bodies so bendy and flexible? The answer is joints! Joints let our bodies move in all the way they do, and they are many different types, so let's check out their structures now.
Now that we know more about the structure of bones, we are ready to see how they all come together to form the skeletal system. An adult has 206 bones. What are they? How are they organized? What do they do? Let's go through all of these bones right now!