MAHANOY AREA SCHOOL DISTRICT v. B. L.

Whether a public school policy creating a limited public forum that expressly bans religious groups from school facilities constitutes viewpoint discrimination in violation of the First Amendment freedom of speech. Whether allowing the Good News Club to use school facilities for meetings would have constituted a violation of the Establishment Clause.

Whether a high school principal’s removal of two articles from the student newspaper about pregnancy and divorce violated the First Amendment rights of the student editors.

Whether school officials may prohibit a vulgar and lewd student speech at a student assembly even if the speech does not create a substantial disruption.

Whether the First Amendment imposes limitations on a local school board's discretion to remove library books from high school and junior high school libraries, specifically when those removals are based on the board's disagreement with the books' content.

School officials in Des Moines, Iowa, banned students from wearing black armbands to protest the Vietnam War, but John and Mary Beth Tinker wore them anyway.