Panggabean, Deo Demonta, Grace Dita Maria Naibaho, and Ika Trisni Simangunsong. 2023. “Improving Students’ Concept With POE2WE Learning Model Assisted by PhET Android Simulation”. Jurnal Penelitian Pendidikan IPA 9 (5):2619-24. https://doi.org/10.29303/jppipa.v9i5.2892.