Nurjaman, A., Sari, I.P. and Hidayat, W. 2025. THE EFFECTIVENESS OF PROBLEM-BASED AND DISCOVERY LEARNING MODELS ON STUDENTS’ MATHEMATICAL CRITICAL THINKING ABILITIES. Kalamatika: Jurnal Pendidikan Matematika. 10, 1 (Apr. 2025), 113-124. DOI:https://doi.org/10.22236/KALAMATIKA.vol10no1.2025pp113-124.