Sirait, V. P., Jasrial, Hidayati, A. and Amsal, M. F. (2026) “The Effect of PhET Chemistry Simulations and Learning Motivation ‎on Senior High School Students’ Chemistry Conceptual ‎Understanding of Molecular Shape”, ISEJ : Indonesian Science Education Journal, 7(2), pp. 169-180. doi: 10.62159/isej.v7i2.2201.