MSHSAA is a voluntary, non-profit, private educational association of Missouri's public, private and parochial junior and senior high schools. The Association administers state tournaments and festivals in 24 different sports and activities, oversees and interprets the governing by-laws that the approximately 750 member schools have put in place, works with a variety of advisory committees on aspects of the Association's activities, provides schools with literature and rulebooks concerning interscholastic sports and activities, and promotes the value of participation, sportsmanship, team play, and personal excellence to students in the state of Missouri.