The Skeletal System

4. The longest bone in your body, found in your thigh.
5. The bottom bone of your spine.
7. The other bone in your forearm, on the same side as your pinky finger.
8. The larger bone in your lower leg, also known as the shinbone.
11. The bone that runs across the top of your chest from your shoulder to your neck.
12. The hard bone that forms your head and protects your brain.
13. One of the two bones in your forearm, on the same side as your thumb.

1. The small bones in your fingers and toes.
2. The curved bones that form a cage around your chest to protect your heart and lungs.
3. The bone in your chest your ribs attach to.
6. The lower jawbone that helps you chew food.
9. The stack of bones running down your back that helps you stand up straight and protects your spinal cord.
10. The thinner bone in your lower leg, next to the tibia.