THE EFFECT OF PROBLEM-BASED LEARNING AND DISCOVERY LEARNING MODELS ON STUDENTS CHRITICAL THINKING SKILLS. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 8, n. 3, p. 5535–5541, 2025. DOI: 10.54314/jssr.v8i3.5538. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/5538.. Acesso em: 25 jul. 2026.