The Skeletal System

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Across
  1. 1. Protects your lungs
  2. 3. The biggest and longest bone
  3. 4. Widens for women when they hit puberty
  4. 7. Protects your knee
Down
  1. 2. Protects the most important organ
  2. 5. Base/Holds your ribs together
  3. 6. Helps you chew on food