MUNAWAROH, SURYAWATI. UPAYA PENINGKATAN AKTIVITAS DAN HASIL BELAJAR PESERTA DIDIK DI SMPN 3 BANGUNTAPAN MELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING. TEACHING : Jurnal Inovasi Keguruan dan Ilmu Pendidikan, [S. l.], v. 1, n. 1, p. 89–100, 2021. DOI: 10.51878/teaching.v1i1.87. Disponível em: https://jurnalp4i.com/index.php/teaching/article/view/87. Acesso em: 25 apr. 2026.