Santi, A. N., Muhammadi, M., Adrias, A., & Rayendra, R. (2026). Development of Interactive Teaching Materials Based on Problem-Based Learning (PBL) in Indonesian Language Learning for Fifth Grade Elementary Students. Journal of Educational Sciences, 10(1), 2048-2059. https://doi.org/10.31258/jes.10.1.p.2048-2059