Taufik Adi Sarwoto, Budi Jatmiko, and Elok Sudibyo. “Development of Online Science Teaching Instrument Based on Scientific Approach Using PhET Simulation to Improve Learning Outcomes at Elementary School”. IJORER : International Journal of Recent Educational Research 1, no. 2 (July 31, 2020): 90-107. Accessed August 13, 2025. https://journal.ia-education.com/index.php/ijorer/article/view/40.