PENGARUH MODEL PROBLEM BASED LEARNING (PBL) VERSUS PROJECT BASED LEARNING (PjBL) DAN MOTIVASI BELAJAR TERHADAP HASIL BELAJAR MATEMATIKA. JS (JURNAL SEKOLAH) [Internet]. 30 September 2025 [dikutip 15 Juli 2026];9(4):899-911. Tersedia pada: https://jurnal.unimed.ac.id/2012/index.php/js/article/view/67286