AR Math QuEST (Quantitative Essentials for Students and Teachers) is a journey for ambitious teaching that promotes equity and engagement of all student in meaningful mathematics learning experiences of reasoning and problem solving. AR Math QuEST is a state-initiated professional development opportunity for exemplary teaching and learning based on NCTM's Effective Mathematics Teaching Practices and Standards for Mathematical Practice. Participant will receive Taking Action: Implementing Effective Mathematics Teaching Practices for grade band K-5, 6-8, or 9-12. TESS components addressed: 1A, 1B, 1C, 1E, 1F, 2A, 2B, 3A, 3B, 3C, 3D, 3E, 4A, 4E