As public use of school facilities increases, legal questions concerning their use can also be expected to increase. Such increases in litigation are most likely to involve the constitutional rights of students to use school facilities. Anticipating this increase, this paper reviews some cases dealing with constitutional issues of freedom of speech, due process, freedom of assembly, equal protection, and freedom of religion as they are involved in granting or denying use of school facilities to subversive groups, religious groups, and teacher groups. (Author)