González-Polo, S. I.; Santillán Lima, J. C.; González Polo, W. E.; Corral Merino, J. E. Active Methodologies and 21st-Century Competencies: An Integrative Review of PBL, STEAM, Critical Thinking, and Learning Environments. Tesla rev. cient. 2026, 6 (1), e738. https://doi.org/10.55204/trc.v6i1.e738.