Give your students a deep, conceptual understanding of the Real Number System—without relying on lecture. This bundle includes 5 inquiry-rich, Building Thinking Classrooms–aligned lessons that guide students to explore, classify, and make sense of rational and irrational numbers. Each task follows a thin-slicing structure and includes teacher scripts, leveled activities, and built-in collaboration supports. Whether you're new to BTC or already implementing Peter Liljedahl’s framework, these no-p