Dewanti, Binar Ayu. “ACTIVITIES ASSESSMENT AS A TOOL TO MEASURE STUDENTS’ OBSERVATION SKILLS IN SCIENCE LEARNING”. Science Education and Application Journal 1, no. 1 (April 9, 2019): 17–24. Accessed November 23, 2024. https://jurnalpendidikan.unisla.ac.id/index.php/SEAJ/article/view/94.