Missouri State High School Activities Association Popular Links MSHSAA Handbook Open Dates MIAAA Championship History/Records In-Season Sports more Basketball Swimming and Diving Wrestling Activities more Music Activities Scholar Bowl Speech, Debate and Theatre Tweets by MSHSAAOrg Announcements 2019-20 Official Enrollments for Member High Schools Enrollment Breaks for 2019-20 School Year MSHSAA Partners with BlueFrame Technology for Championship Broadcasts 2019-20 Schedule of Championships MSHSAA Board Selects Official Ball for MSHSAA Championships 2019 Election and Annual Ballot Results 2019-20 Membership Status Changes Suggested Guidelines: Non-Traditional Students MSHSAA Concussion Video Introduction MSHSAA Journal Veteran Officials 'Hanging it Up' Because of Unruly Behavior by Parents NFHS Voice - Keys to Success in High School Sports