Syaiful Adam, A., Andre Ansyah, T., Rohmawati, W., Parno, P. and Purwaningsih, E. (2021) “Natural Science Visual Model Videos for Online Learning: Effect on Students’ Achievement in Constructivist Approach”, Studies in Learning and Teaching, 2(1), pp. 52-58. doi: 10.46627/silet.v2i1.56.