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Journal : Jurnal Penelitian Pendidikan IPA (JPPIPA)

Development and Implementation of AI-Driven Learning Media for Low-Power Inverter Mastery Using the ADDIE Model Purba, Sukarman; Waluyo, Bakti Dwi; Pangaribuan, Wanapri; Zulkarnain, Selly Annisa Binti; Astrid, Erita
Jurnal Penelitian Pendidikan IPA Vol 11 No 8 (2025): August
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i8.11573

Abstract

Rapid technological advancements in electrical engineering education require innovative learning media that bridge the gap between theoretical concepts and practical applications, especially for complex topics such as low-power inverters. This study developed and evaluated an AI-integrated learning media for low-power inverters, utilizing the ADDIE (Analysis, Design, Development, Implementation, Evaluation) model. The media's effectiveness was assessed through a single-group pretest-posttest design involving 40 undergraduate electrical engineering students. Validation by content and media experts deemed the media highly feasible, with an average feasibility percentage exceeding 85%. The implementation results showed a significant improvement in students' cognitive competencies, with the average test score increasing from 59.75 (pretest) to 83.20 (posttest) and an N-Gain of 0.59, which is categorized as moderate. A paired-sample t-test confirmed a statistically significant difference (p < 0.05) between the pretest and posttest results. Furthermore, students' perceptions were very positive, especially regarding material understanding, learning motivation, interactivity, and self-directed learning. The novelty of these findings demonstrates that integrating artificial intelligence into learning media is not only technically and pedagogically feasible but also effective in improving the learning outcomes of electrical engineering students. The developed media has the potential for broader application in engineering education and supports continued innovation in smart technology-based learning environments.
Impact of Agile Project-Based Learning: A Case Study of a PWM Inverter in Engineering Education Pangaribuan, Wanapri; Waluyo, Bakti Dwi; Zulkarnain, Selly Annisa Binti
Jurnal Penelitian Pendidikan IPA Vol 11 No 10 (2025): October: In Progress
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i10.13108

Abstract

This study investigates the impact of integrating APBL with a PWM-controlled three-phase inverter project in vocational engineering education. This study was conducted across six vocational high schools in Indonesia and adopted a quasi-experimental, mixed-methods approach involving 223 students from the Industrial Electronics Engineering programs. The intervention was structured into sprint cycles, following APBL principles, which emphasized collaboration, iterative problem-solving, and hands-on experience. Data were collected through pre- and post-tests, student perception questionnaires, activity observations, product assessments, and semi-structured interviews. Results show a significant improvement in students’ technical competencies, with average pretest and posttest scores rising from 59.2 to 83.7 and a mean N-Gain of 0.60, classified as moderate. The paired-sample t-test indicated a large effect size (Cohen’s d = 2.03, p < 0.001). Students reported positive perceptions of motivation, teamwork, and problem-solving skills, supported by high mean activity observation and project assessment rubrics scores. The qualitative findings from the interviews highlighted enhanced engagement, collaboration, and autonomy. The study concludes that APBL is highly effective in bridging the gap between theory and practice in power electronics education when combined with technology-enhanced learning media. Recommendations for broader adoption and future research into long-term and scalable implementations of APBL in diverse educational contexts are provided.