Across
- 2. where you hear "choo-choo"
- 4. bright colors
- 7. go up
- 9. the sound a frog makes
- 10. expand upon
- 11. a package
- 13. many things in order
Down
- 1. free them!
- 3. a submarine
- 5. not dead
- 6. Who will finish first?
- 8. to make disappear
- 11. where one keeps one's coins
- 12. not gas - not solid - but...