Rohmah, Rissana Aprilia, B. Budiono, and H. Husamah. “Enhancing Elementary Students’ Critical Thinking and Problem-Solving Skills Through the Implementation of Problem-Based Learning at Muhammadiyah 4 Batu Elementary School”. Jurnal Penelitian dan Pengkajian Ilmu Pendidikan: e-Saintika 9, no. 3 (November 30, 2025): 771–791. Accessed February 3, 2026. https://journal-center.litpam.com/index.php/e-Saintika/article/view/3694.