Harahap, S.M., Napitupulu, E. and Mursid, R. 2024. Differentiated E-Module Based on Problem-Based Learning: Natural Science Subject . Randwick International of Education and Linguistics Science Journal. 5, 4 (Dec. 2024), 1284-1301. DOI:https://doi.org/10.47175/rielsj.v5i4.1090.