NORA FITRI, Akwatul sholihati; FADILAH, Muhyiatul; AZHAR, Aulia; QALBINA, Putri. The Effect of Implementing a Problem Based Learning (PBL) Approach Grounded in Healthy Literacy on Critical Thinking Abilities: Pengaruh Model Problem Based Learning Berbasis Health Literacy Terhadap Kemampuan Peserta Didik SMPN 21 Padang. Al-Alam: Islamic Natural Science Education Journal, [S. l.], v. 5, n. 1, p. 141–148, 2026. DOI: 10.33477/al-alam.v5i1.14209. Disponível em: https://jurnal.iainambon.ac.id/index.php/JTI/article/view/14209. Acesso em: 20 may. 2026.