Please note that per HB-300 regulations, MSHSAA has released its annual Interscholastic Youth Sports Brain Injury Report regarding the impact of student athlete concussions and head injuries and the efforts that have been made to minimize damages from school sports injuries on the MSHSAA website. This report is located by going to

If you happen to have a Facebook account, search for Mark Twain High School and become a fan. Information about events, school closing, etc. will be posted on this page throughout the year.