“Model Problem Based Learning Berbantu Media Kotak Sifat Cahaya untuk Meningkatkan Hasil Belajar IPAS Kelas Va”, psnppg, vol. 1, no. 2, pp. 2534–2539, Nov. 2023, Accessed: Aug. 11, 2026. Available: https://conference.upgris.ac.id/index.php/psnppg/article/view/5410