Across
- 6. the number of people who live in a place
- 10. a trip where you have fun
- 12. something you have collected
- 13. what you get at school
- 15. where you might get on a train
- 16. Large marsupial
- 17. an event where people vote
- 18. the United States is one
- 20. Man's best friend
Down
- 1. makes the air and water unclean
- 2. North, South, East or West
- 3. having to do with travel
- 4. Flying mammal
- 5. a math term
- 7. a choice
- 8. a thing that is new to the world
- 9. to talk about someone
- 11. Has a trunk
- 14. Likes to chase mice
- 15. a part of something
- 19. a type of movie with a lot of activity