Across
- 5. fitness equipment
- 8. Uranus
- 10. says
- 13. Earth
- 14. big
- 15. Mercury
- 17. idea
- 18. eat
- 21. planets (plural)
- 22. Solar system
Down
- 1. sad
- 2. Pluto
- 3. Venus
- 4. trains (exercises)
- 6. Saturn
- 7. Jupiter
- 9. small
- 11. muscular
- 12. mean
- 16. cheese
- 19. Neptune
- 20. happy
- 23. Mars