Skeletal system

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Across
  1. 4. Protects brain
  2. 5. place where two bones meet
  3. 7. Longest bone in the human body
  4. 8. Protect spinal cord
  5. 9. Hardest part in the human skeleton
Down
  1. 1. Connects bone to each other
  2. 2. Upper arm bone
  3. 3. Flexible tissue in joints and nose
  4. 4. Smallest bone in the human body
  5. 6. cage. Protects hot and lungs