D.S., S. ., Sutama, S., Fauziati, E. ., & Markhamah, M. (2025). Increasing students’ higher-order thinking skills: The power of project-based STEM in Ethnomathematics Learning. International Journal of Innovative Research and Scientific Studies, 8(3), 1933–1943. https://doi.org/10.53894/ijirss.v8i3.6903