MINSHAR, Dr. Manal Majed Abu. The Effect of Using Problem Based Learning on Developing the Critical Thinking Ability among Secondary Stage Students. مجلة العلوم التربوية و الدراسات الإنسانية, [S. l.], n. 26, p. 616–623, 2022. DOI: 10.55074/hesj.v0i26.586. Disponível em: https://hesj.org/ojs/index.php/hesj/article/view/586. Acesso em: 24 سبتمبر. 2026.