A group of middle school students have worn large green buttons on their jackets to protest government failure to clean up a polluted site near the school. The principal told them to remove the buttons, and they refused. The principal suspended the students for a week. Which Supreme Court case supports the students’ right to wear the buttons at school?
Engle v. Vitale
Tinker v. Des Moines School District
Griswold v. Connecticut
Miranda v. Arizona