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Pengembangan Media Pembelajaran Interaktif Berbasis Website Pada Materi Struktur Atom Dan Sistem Periodik Unsur Kelas X SMA/MA Sederajat Riska Riska; Maria Erna; Roza Linda
Chemistry Education Practice Vol. 8 No. 2 (2025): Edisi November
Publisher : FKIP University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/cep.v8i2.9455

Abstract

This study aims to develop and evaluate the feasibility of website-based interactive learning media on the topic of atomic structure and the periodic table of elements for grade X students of senior high school (SMA/MA) or equivalent. The development was carried out using the ADDIE model which includes five stages: analysis, design, development, implementation, and evaluation. Data collection included validation of media and materials by experts, teacher and student response questionnaires, and limited trials. The validation results showed that the learning media met the “valid” criteria in all aspects assessed, including content feasibility (92.5%), language (93.75%), presentation (93.75%), graphics (97.91%), and concept structure (95.31%), with an overall average of 94.64% for material experts. Media experts assessed the visual design and software utilization aspects at 92.5% and 100%, respectively, with an average of 96.25%. In this study, the research sample was 10 grade X students of SMAN 7 Pekanbaru and 10 grade X students of SMAN 9 Pekanbaru as well as 2 chemistry teachers in each school. In the implementation stage, a user response trial will be conducted by the research sample. The user response trial by teachers and students also showed very good results, with an overall average score of 91.80% and 91.76%, which is categorized as "very good". These findings indicate that the developed website-based interactive learning media is effective, practical, and appropriate to support independent and meaningful learning, especially in mastering abstract chemical concepts such as atomic structure and the periodic table.
OPTIMALISASI PEMANFAATAN PLN MOBILE MELALUI EDUKASI LAYANAN DIGITAL UNTUK MENINGKATKAN KUALITAS PELAYANAN PELANGGAN Riska Riska; Seno Andri
Community Development Journal : Jurnal Pengabdian Masyarakat Vol. 7 No. 4 (2026): Inpress Vol. 7 No. 4 (2026)
Publisher : Universitas Pahlawan Tuanku Tambusai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/cdj.v7i4.61736

Abstract

Transformasi digital dalam sektor ketenagalistrikan mendorong PT PLN (Persero) untuk menghadirkan berbagai layanan berbasis teknologi melalui aplikasi PLN Mobile. Namun, pemanfaatan aplikasi tersebut masih menghadapi kendala berupa rendahnya pemahaman pelanggan terhadap fitur dan layanan yang tersedia. Kegiatan pengabdian kepada masyarakat ini bertujuan untuk mengoptimalkan pemanfaatan aplikasi PLN Mobile melalui sosialisasi, edukasi, dan pendampingan kepada pelanggan PT PLN (Persero) Unit Induk Wilayah Riau dan Kepulauan Riau. Metode yang digunakan meliputi pendidikan masyarakat melalui penyuluhan dan edukasi serta pendampingan penggunaan aplikasi secara langsung. Kegiatan dilaksanakan melalui tahapan identifikasi masalah, perencanaan program, pelaksanaan sosialisasi dan pendampingan, serta monitoring dan evaluasi. Hasil kegiatan menunjukkan adanya peningkatan pemahaman pelanggan terhadap fitur-fitur PLN Mobile, kemampuan mengakses layanan digital secara mandiri, serta meningkatnya kesadaran pelanggan terhadap manfaat layanan digital PLN. Selain itu, pemanfaatan media promosi digital turut mendukung penyebaran informasi layanan secara lebih luas dan efektif. Kegiatan ini menunjukkan bahwa edukasi dan pendampingan merupakan strategi yang efektif dalam meningkatkan literasi digital pelanggan serta mendukung transformasi digital pelayanan kelistrikan. Dengan demikian, optimalisasi penggunaan PLN Mobile dapat berkontribusi terhadap peningkatan kualitas pelayanan pelanggan yang lebih cepat, mudah, dan efisien.