In this hands-on session, participants will explore how to effectively use the TI-Navigator™ System and the TI-Nspire™ calculator to enhance formative assessment in the classroom. This session will provide strategies for using technology to track student understanding, identify misconceptions, and adjust instruction in real time. Teachers will learn how to leverage these tools to facilitate quick assessments, and provide immediate feedback, ensuring all students stay engaged and supported in their learning. By the end of this session, educators will be equipped with practical skills to make formative assessments a seamless part of their instructional practice, helping them address confusion and misconceptions as they arise. This session is ideal for teachers looking to enhance their formative assessment practices and make data-driven decisions in the moment to improve student outcomes.