Across
- 4. disadvantage
- 9. safety
- 12. to take care of
- 13. to fall down
- 15. freedom
- 16. energy
- 17. nature
- 18. at least
- 19. somersault
- 20. mood
Down
- 1. to pull
- 2. to ice skate
- 3. answer
- 5. to float
- 6. strange
- 7. reason
- 8. science
- 10. to crawl
- 11. to measure
- 14. to climb