Across
- 3. protects you from diseases
- 4. breaks down food chemically
- 6. breathe
- 8. sends signals to the brain
- 10. has largest organ
- 12. makes offspring
Down
- 1. structure
- 2. delivers things to body
- 5. hormones
- 7. helps you move
- 9. gets rid of waste
- 11. crush with mouth