Across
- 1. Speaking tool for loud voice
- 5. A vehicle used to carry things
- 6. People who help without being paid
- 11. Giving help or support
- 12. Action for a cause
- 13. To make something clean
- 15. Happening every year
Down
- 2. The place where we live
- 3. People aged around 13–19
- 4. To keep something safe
- 7. Knowing something is important
- 8. Feeling something must be done quickly
- 9. Becoming bigger or more
- 10. A big problem in the world
- 14. Dirty things thrown away