Rezeki, Nani Sri, & Andre Agachi Purba. " PROBLEM BASED LEARNING (PBL) BERBASIS MEDIA PhET TERHADAP HASIL BELAJAR SISWA SMAS PAMASTA TANJUNG MORAWA." JURNAL PENELITIAN FISIKAWAN [Online], 7.2 (2024): 1 - 7. Web. 16 Apr. 2025