Capturing students' own observations before solving a problem propelled a culture of sense making by meeting needs typical of middle school learners.
Aaron M. Rumack, sngndnc@gmail.com, is a mathematics teacher on special assignment for the White River School District in Buckley, Washington. He is interested in student-driven mathematics learning and empowering our next generation of problem solvers. He enjoys collaborating to create professional learning experiences that build teacher content knowledge, pedagogy, and productive beliefs about mathematics learning.