Amanda, Donna Ayu Suci, and Alain Noor Ndzijia. “Implementation of Problem-Based Learning in Enhancing Student Engagement and Learning Achievement in Islamic Religious Education for Children”. Research Journal on Teacher Professional Development 4, no. 01 (May 8, 2026): 19–38. Accessed July 7, 2026. https://journal.walisongo.ac.id/index.php/rjtpd/article/view/24904.