2021 No https://doi.org/10.1016/j.buildenv.2021.108390 Benka-Coker, Wanda North America Observational Modeling Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Ventilation rates Temperature Humidity Carbon Dioxide (CO2) Test Performance Indoor environment Academic performance Student-level achievement School buildings Quantile regression Achievement disparities Regression analysis linked building-level IEQ scores to student test results in a diverse Colorado district. Improved IEQ associated with modest gains, especially for high-risk student groups. Findings support equity-focused school facility investment.