Mardiyah Lubis, A., Saragih, A.H., Sitompul, H., Hidayat, T., Hamid Marpaung, P., Yakup Harahap, M. and Baroroh, R. 2023. Development of Student Worksheet Helped PhET Simulation on The Study of Physics. KnE Social Sciences. 8, 4 (Mar. 2023), 80–88. DOI:https://doi.org/10.18502/kss.v8i4.12884.