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Journal : Indo-MathEdu Intellectuals Journal

Pengembangan Modul Ajar Berbasis Case Method terhadap Kemampuan Pemecahan Masalah dalam Materi Relasi dan Fungsi pada Siswa SMP Riska, Maria; Darma, Yudi; Nurmaningsih, Nurmaningsih
Indo-MathEdu Intellectuals Journal Vol. 6 No. 5 (2025): Indo-MathEdu Intellectuals Journal
Publisher : Lembaga Intelektual Muda (LIM) Maluku

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54373/imeij.v6i5.3406

Abstract

This study aims to develop a Case Method-based Teaching Module to improve problem-solving skills in the subject of Relations and Functions of junior high school students. The research method used is Research and Development (R&D) with a 4-D development model. The subjects of the study were eighth-grade students in one of the junior high schools. Data were collected through problem-solving ability tests, validation sheets, and student and teacher response questionnaires. The data analysis techniques used were validity, practicality, and effectiveness. The results of the study indicate that the Case Method-based Teaching Module developed meets the criteria of validity, practicality, and effectiveness. Based on the description of the research results that have been described, a learning tool in the form of a Case Method-based Teaching Module was obtained to improve students' problem-solving skills using a 4-D development model with the stages of define, design, develop, and disseminate. Thus, the Case Method-based Teaching Module on the subject of Relations and Functions can be an effective alternative to improve students' problem-solving skills.
Pengembangan E-Modul Berbasis Microsite Terhadap Kemampuan Representasi Matematis Siswa pada Materi Statistika Annisah, Vera; Nurmaningsih, Nurmaningsih; Oktaviana, Dwi
Indo-MathEdu Intellectuals Journal Vol. 6 No. 5 (2025): Indo-MathEdu Intellectuals Journal
Publisher : Lembaga Intelektual Muda (LIM) Maluku

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54373/imeij.v6i5.3895

Abstract

This research aims to develop learning media in the form of microsite-based e-modules designed for students' mathematical representation abilities in statistical materials in grade VIII of SMP Negeri 5 Sungai Kakap. This research uses a research and development (R&D) approach by adapting the ADDIE model which consists of five stages, namely analysis, design, development, implementation, and evaluation. The subjects in this study involve validators (material experts and media experts) and grade VIII students as product users in the trial. The data collection technique is carried out through indirect communication using instruments in the form of expert validation sheets and teacher and student response questionnaires. The results of validation by material experts showed a validity rate of 87.82% which was included in the very valid category. Validation by media experts obtained a score of 95.90% which is also considered very valid. Meanwhile, the practicality of the product based on teacher responses reached 96.67% and student responses of 91.25%, both of which are included in the very practical category. The effectiveness test through posttest results showed a percentage of 75.867% which was included in the effective category. These findings show that microsite-based e-modules are suitable for use as digital-based learning teaching materials to support the improvement of students' mathematical representation skills.