Multi-Tier System of Supports (MTSS) is a multi-step data-driven process of providing instruction and support to promote the success of all students. Cheney Middle School (CMS) uses an MTSS-Standard Protocol application in which evidence-based interventions are implemented to target academic and social-emotional skills. The mission of MTSS at CMS is to provide high-quality instruction, intervention, and prevention matched with student academic and/or social-emotional needs.