Award-winning author Page Keeley and mathematics expert Cheryl Rose Tobey apply the successful format of Keeley’s best-selling Science Formative Assessment to mathematics. They provide 75 formative assessment strategies and show teachers how to use them to inform instructional planning and better meet the needs of all students. Research shows that formative assessment has the power to significantly improve learning, and its many benefits include: stimulation of metacognitive thinking, increased student engagement, insights into student thinking, and development of a discourse community.