🧰 Teach APES Unit 2 Ecological Tolerance with a data-driven graphing activity. Students graph range of tolerance curves and analyze how abiotic factors—pH, temperature, salinity, and dissolved oxygen—affect species survival. This classroom-tested activity builds data analysis and AP® exam–style reasoning in a single lesson. 📦 What’s Included4 species profile cards with real-world data Student graphing template Student directions and analysis questions Teacher guide with pacing notes Complet