Azis, Achmad Fatoni, Indrawati Indrawati, and Iwan Wicaksono. 2020. “THE EFFECTIVENESS OF USING NATURAL PHENOMENON VIDEOS TO IMPROVE LEARNING OUTCOME ON PRESSURE MATERIALS IN SMP”. Journal of Science Education Research 4 (1):1-4. https://doi.org/10.21831/jser.v4i1.34231.