skeletal crossword

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Across
  1. 3. one of the lower leg bones
  2. 5. the bone in your shoulder
  3. 6. The largest bone in the human body
  4. 9. the place where bones meet
  5. 11. one of the bones in your spine
  6. 12. your backbone
Down
  1. 1. collection of bones that protects your lungs
  2. 2. bone that holds lower teeth
  3. 4. joins bone to bone
  4. 7. the substance inside a bone that makes blood sells
  5. 8. The largest of the lower leg bones
  6. 10. something that joins muscle to bone
  7. 12. bones that protects your brain