FOSTERING 21 ST CENTURY SKILLS IN PRE-SERVICE TEACHERS THROUGH PROBLEM BASED LEARNING: INTEGRATING REAL- WORLD PROBLEM SOLVING IN TEACHER EDUCATION PROGRAM. International Journal of Social Sciences Bulletin, [S. l.], v. 3, n. 1, p. 529–538, 2025. Disponível em: https://theijssb.com/index.php/IJSSB/article/view/366.. Acesso em: 2 may. 2025.