ZAHRA, L.; NALIM, N. THE EFFECTIVENESS OF THE PROBLEM-BASED LEARNING MODEL ON FLAT-SIDED GEOMETRICS MATERIAL ON STUDENTS CRITICAL THINKING ABILITIES AT SMPN 1 KAJEN. AB-JME: Al-Bahjah Journal of Mathematics Education, [S. l.], v. 2, n. 1, p. 56–64, 2024. DOI: 10.61553/abjme.v2i1.151. Disponível em: https://jurnal.staialbahjah.ac.id/index.php/abjme/article/view/151. Acesso em: 7 jun. 2026.