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EKSPLORASI KEARIFAN LOKAL DALAM PEMBELAJARAN GEOMETRI: MENINGKATKAN KETERAMPILAN SPASIAL DENGAN GEOBOARD Elfira Rahmadani; Ely Syafitri; Khairun Nisa; Putri Andini; Gladis Syaharani Putri
Jurnal Pemberdayaan Sosial dan Teknologi Masyarakat Vol. 5 No. 1 (2025): April 2025
Publisher : Smart Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54314/jpstm.v5i1.2943

Abstract

This community service research aims to improve the spatial skills of elementary school students through local wisdom-based geometry learning with geoboard media. The main problem faced is the low understanding of students towards geometry concepts due to the abstract and less contextual learning approach. The method used is Participatory Action Research (PAR) which actively involves teachers and students in planning, implementation, and evaluation. The activity was carried out at UPTD SDN 014686 Sidomulyo, with the participation of 90 grade III students. The results showed a significant increase in students' spatial skills: 88% of students found it easier to understand geometric shapes, 91% showed active involvement, and 94% hoped that this method would continue to be used. In addition, 100% of teachers stated that this method was effective and increased their confidence in teaching. The use of geoboards and the integration of local cultural motifs have been proven to create contextual, enjoyable, and meaningful learning experiences. The conclusion of this activity is that local wisdom-based geometry learning with the help of geoboards is effective in improving students' spatial skills and is relevant to be applied widely
TRANSFORMASI LKPD DIGITAL: PENERAPAN PROBLEM BASED LEARNING BERBANTUAN LIVEWORKSHEETS DI SMP putri andini; Ely Syafitri
Diskrit: Jurnal Inovasi Pendidikan Matematika Vol. 4 No. 1 (2026): Januari 2026
Publisher : Program Studi Pendidikan Matematika, Universitas Asahan

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

This study is driven by the necessity to create modern and relevant educational materials tailored to the demands of contemporary learning in the digital age. The objective of this research is to develop a Problem-Based Learning (PBL)-oriented E-Worksheet (E-LKPD) focused on two-dimensional shapes for seventh-grade students at SMP Negeri 7 Kisaran, ensuring it is valid, practical, and effective. A Research and Development (R&D) method is utilized for this study. The Thiagarajan model, often referred to as the 4-D Model, serves as the guiding framework, comprising four phases: define, design, develop, and disseminate. The tools used in this research consist of validation forms, questionnaires for both teachers and students, and tests to assess conceptual understanding. According to the evaluations from the validators, the E-LKPD achieved a final validity score of 92%, which is considered highly valid. The practicality, determined by the feedback from teachers and students, scored 93%, indicating it is very practical. The effectiveness of the E-LKPD, assessed through the conceptual understanding test results, reached 88%, categorizing it as highly effective. From these results, it can be inferred that the PBL-based E-LKPD supported by Liveworksheets on two-dimensional shapes for seventh graders is indeed valid, practical, and effective.