This Classroom Action Research focuses on efforts to improve the learning outcomes of grade VI students in the subject of Catholic Religious Education and Budi Pekerti at Inpres Laja Elementary School. During the 2024/2025 school year, this research was conducted by applying a problem-based learning (PBL) model. The main objective of this study was to measure the extent to which the application of PBL can improve students' understanding of the subject matter. In addition, this study also aimed to analyze changes in student and teacher learning activities during the learning process. The results showed significant improvements in various aspects of learning. Student learning outcomes increased drastically from 64.28% in cycle I to 100% in cycle II, indicating that all students had achieved learning completeness. In addition, students' activities in participating in learning also increased from 70.83% to 87.5%, as well as teacher activities which increased from 75% to 91.66%. This increase indicates that PBL has created a more active and interactive learning environment, so that students are more involved in the learning process. Based on these findings, it can be concluded that the application of the PBL model is an effective strategy in improving the quality of learning Catholic Religious Education and Budi Pekerti in elementary schools.

This article aims to carry out a systematic review of the existing literature regarding the model of Catholic religious education with a plural perspective in fostering religious tolerance in Indonesia. This research uses bibliographical tables which consist of several references relevant to the topics discussed. The method used is qualitative research with a literature review design which includes a search strategy, selection of articles based on inclusion and exclusion criteria, finding the main themes, analysis, and synthesis. The findings from this study will provide a comprehensive understanding of the Catholic religious education model with a pluralistic perspective and its role in fostering religious tolerance in Indonesia. The conclusions from this literature analysis will provide recommendations for the development of religious education that is oriented towards the values ​​of religious tolerance