Development of Interactive Multimedia for Sciences Based on Problem-Based Learning in Grade V of Elementary School

The background of this study is the low involvement and learning outcomes of students in science and natural sciences learning, as well as the limited use of contextual digital learning media in elementary schools. This study aims to develop interactive multimedia based on Problem Based Learning (PBL) that is effective, practical, and feasible to use in science and natural sciences learning in grade V of SD Negeri 43 Sangkir. This type of research is research and development (R&D) with the ADDIE development model. The research sample involved 1 teacher and 23 grade V students. Data analysis techniques include expert validation, practicality test, and effectiveness test. The validation results show that the instruments, media, language, and materials are of very good quality, with an average score above 4.5 and a feasibility percentage above 90%. The practicality test by the teacher showed an average score of 4.60 (93%), small group of students 4.90 (98%), and large group of students 4.48 (94.6%), all of which are categorized as very practical. The effectiveness test showed an increase in the average score from 63.5 (pretest) to 82.3 (posttest), with a gain of 18.8 points. In conclusion, this PBL-based IPAS interactive multimedia has proven to be valid, practical, and effective in improving students' understanding and critical thinking skills. This product is suitable for use as an innovative digital-based learning media at the elementary school level.