1.
Müller K, Weber A, Berger M. THE EFFICACY OF PROBLEM-BASED LEARNING IN DEVELOPING ETHICAL-DECISION MAKING AND CRITICAL THINKING SKILLS IN 6TH GRADERS. Int. J. of Educatio Elementaria and Psychologia [Internet]. 2025Oct.23 [cited 2026Apr.22];2(5):302-13. Available from: https://research.adra.ac.id/index.php/ijeep/article/view/3082