Looking for a rigorous, differentiated way to teach ecosystem interactions and data analysis aligned to Texas Science TEKS 6.12A? This engaging prairie ecosystem investigation challenges students to analyze real data, identify patterns, and construct scientific explanations using the Claim–Evidence–Reasoning (CER) framework. Students investigate how abiotic factors (rainfall, soil quality) and biotic factors (hawks, coyotes, disease) influence rabbit populations over time. Through scaffolded q