PENERAPAN PORTOFOLIO HASIL BERBANTUAN MODEL PROJECT BASED LEARNING (PJBL) UNTUK MENINGKATKAN HASIL BELAJAR IPAS MATERI EKOSISTEM JARING-JARING MAKANAN. JMA [Internet]. 2024 Dec. 17 [cited 2025 Jul. 23];2(12). Available from: https://jurnal.mediaakademik.com/index.php/jma/article/view/1174