Problem-based learning (PBL) is introduced as an alternative to traditional lecture-based teaching. PBL engages students in structuring real-life problems and aims to develop problem-solving skills. It was refined in the 1960s and adopted by medical schools in the 1980s. PBL is defined as individualized learning that results from working towards problem solutions. Key principles are that understanding comes from interaction, cognitive conflicts stimulate learning, and knowledge evolves through social processes. PBL is student-centered, uses small groups, and faculty act as facilitators. Students work in groups to identify learning issues and design plans to solve problems. Recent studies show PBL improved nursing students' scores and self-efficacy in applying