Skeletal system

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Across
  1. 4. Knee cap
  2. 5. Skull
  3. 6. Foot bones
  4. 9. Hand bones
Down
  1. 1. Spine
  2. 2. The innermost layer of the bone
  3. 3. Shoulder blade
  4. 5. Collarbone
  5. 7. Chest bone
  6. 8. Jaw bone