Kuswandi, Panji Maulana, and W. E. Setiawan. “PENGARUH MODEL PEMBELARAN PROJECT BASED LEARNING (PJBL) TERHADAP AKTIVITAS DAN HASIL BELAJAR IPA MATERI SIFAT-SIFAT CAHAYA”. Sebelas April Elementary Education, vol. 2, no. 2, July 2023, pp. 190-6, https://ejournal.lppmunsap.org/index.php/saee/article/view/841.