Across
- 5. the place between the front of the trenches
- 6. the name of the gas that has a dark yellow color
- 10. the name that WWI was called later
- 11. the day when soldiers heard other soldiers singing Christmas carols
- 13. the highly skilled pilot in WWI
- 14. the main aggressor in WWI
Down
- 1. the name of the exaggerated stories
- 2. the name of the message from Germany to Mexico
- 3. the giant truck-like vehicle used in WWI
- 4. what they used to protect themselves from poisonous gases
- 7. the flying machines that could hold guns
- 8. the dog hero who protected people from poison gas
- 9. the name of the history teacher who taught us WWI
- 12. the wife of the guy who was killed in Serbia