Ondrada, J. J. ., Mario, J. A. B. ., C. Makilan, N. ., Langcoy, M. G. F. ., & Acanto, R. B. . (2024). Innovative contextualized instructional materials utilizing ethanolic crude extract from blue porter weed (Stachytarpheta Jamaicensis) for enhancing science learning in the Philippines. Edelweiss Applied Science and Technology, 8(5), 1740–1772. https://doi.org/10.55214/25768484.v8i5.1894