Across
- 3. largest bone
- 6. the number of ribs
- 11. cartilage is softer than it
- 12. the number of bones in an adult
- 13. the hard layer of tissue on a bone
- 15. the smallest bone in the body
Down
- 1. helps the body stand upright
- 2. the most often broken bone
- 4. the softer tissue of the bone
- 5. longest bone
- 6. the number of bones in a baby
- 7. the bone not attached to any other bone
- 8. the system that supports and protects the body
- 9. the bone needs what to move
- 10. protects the brain
- 13. disappears quicker than bone
- 14. red ones produce blood cells
