Make Biology feel real. This AP Biology / Biology Case Studies Bundle includes 4 high-interest, mechanism-driven resources that teach students to think like scientists and clinicians: analyze data, trace cause-and-effect pathways, and defend claims with evidence. Each resource includes teacher instructions + answer keys, and each one is built around the skills teachers actually assess: systems thinking, scientific explanation, data interpretation, and argumentation. ✅ Designed for Grades 1