In the USA:
- You must wear an uniform in most of schools.
- You can't drive until you are 16.
- You can buy guns very young.
- You can vote at the age 18.
- You can join to the military service with 16.
- You have to be 16 years old to leave the school.
- You should call the teachers with Mr or Ms and their surname.
- You mustn't to drink until the age of 21.
