Ahmad Harjono
Pendidikan Fisika/ FKIP/ Universitas Mataram

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Validitas Perangkat Pembelajaran Fisika Model Kooperatif Tipe Think-Pair-Share untuk Meningkatkan Kemampuan Pemecahan Masalah Fisika Peserta Didik Rizka Ramdhani; Ahmad Harjono; Wahyudi Wahyudi
Jurnal Ilmiah Pendidikan Fisika Vol 6, No 2 (2022)
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jipf.v6i2.4966

Abstract

Riset ini bertujuan untuk mendeskripsikan validitas perangkat pembelajaran dengan model kooperatif tipe think-pair-share untuk meningkatkan kemampuan pemecahan masalah fisika peserta didik. Produk yang dikembangkan untuk divalidasi berupa silabus, Rencana Pelaksanaan Pembelajaran (RPP), Lembar Kerja Peserta Didik (LKPD), dan instrumen tes. Jenis riset ini termasuk Research and Development (R&D) model 4D, mencakup beberapa tahap yaitu define, design, develop dan disseminate. Riset ini dibatasi pada tahap develop.Tahap define yaitu langkah awal untuk mendefinisikan masalah. Tahap design yaitu merancang produk pengembangan. Tahap develop yaitu pengembangan produk dilakukan dengan validasi produk oleh validator ahli menggunakan instrumen lembar uji validitas berupa angket. Skor validasi diakumulasikan untuk memperoleh nilai validitas dan reliabilitas. Hasil penyelidikan berdasarkan validasi ahli membuktikan perangkat pembelajaran yang dikembangkan dalam kategori sangat valid dan reliabel. Hal ini menunjukkan perangkat pembelajaran ini layak diterapkan dalam aktivitas belajar dan mengajar untuk meningkatkan kemampuan pemecahan masalah fisika peserta didik. This research describes the validity of learning tools with a think-pair-share cooperative model to improve students' physical problem-solving abilities. The products are developed to be validated in a syllabus, Learning Implementation Plan (RPP), Student Worksheets (LKPD), and test instruments. This type of research includes the Research and Development (R&D) 4D model, consisting of several stages, namely define, design, develop and dissemination. This research is limited to the development stage. The define stage is the first step to defining the problem. The design stage is designing product development. The development stage, namely product development, is carried out with product validation by expert validators using a validity test sheet instrument in a questionnaire. Validation scores are accumulated to obtain validity and reliability scores. The results are based on expert validation to prove the learning tools developed in the very valid and reliable category. This shows that this learning tool is feasible to be applied in teaching and learning activities to improve students' physics problem-solving skills.
Physics Learning Outcomes With The Discovery Learning Model In Terms Of Class XI Student Motivation Nurul Isnawati; Ahmad Harjono; I Wayan Gunada
Jurnal Penelitian dan Pembelajaran Fisika Indonesia Vol. 2 No. 1 (2020)
Publisher : Prodi Fisika FKIP Unram

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (230.441 KB) | DOI: 10.29303/jppfi.v2i1.26

Abstract

This study aims to determine the effect of siscovery learning model on learning outcomes in terms of learning motivation of class XI students in SMA Negeri 1 Batukliang. The study used was a quasi-experimental design with factorial 2x2. The population of this study was all students of class XI MIPA in SMA Negeri 1 Batukliang in academic year 2019/2020. Sampling using a cluster random sampling technique, obtained class XI MIPA 3 as a class experiment and class XI MIPA 2 as a control class. The study applies discovery learning in the experimental class and conventional learning in the control class. Data questionnaire to deteemine student obtained an average 74.00 and an average value of the control class of 54.74. Based on the result of data analysis it can be concluded that: 1) there is the effect of the siscovery learning model on the learning outcomes of students; 2) there is the effect of discovery learning models on students learning motivation; and 3) there is no intraction between discovery learning models and learning motivation towards students physics learning outcomes.
A Systematic Literature Review of Science Process Skills in Indonesia: Analysis of Research Design and Data Analysis Methods (2015-2025) Muhammad Zaini; Agus Ramdani; Ahmad Harjono; Muh. Makhrus; Aris Doyan; AA Sukarso
International Journal of Contextual Science Education Vol. 4 No. 2 (2026): April - June 2026 (In Press)
Publisher : Postgraduate Program, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/ijcse.v4i2.1582

Abstract

Research on science process skills (SPS) in Indonesia has grown rapidly over the past decade; however, no comprehensive synthesis has yet been conducted on the research designs and data analysis techniques employed in these studies. This study aims to identify, evaluate, and synthesize SPS research in Indonesia from 2015 to 2025, with a specific focus on research designs and data analysis methods. The review followed the PRISMA 2020 guidelines. Literature searches were conducted in SciSpace (1,085 articles), Google Scholar (58 articles), and PubMed (0 articles) using keywords related to science process skills and Indonesia. After removing duplicates, 87 unique articles were screened based on title and abstract, yielding 20 articles for full-text assessment, of which 19 met the inclusion criteria and were analyzed in depth. Among these 19 studies, quasi-experimental designs predominated (n = 14; 73.7%), followed by pre-experimental designs (n = 3; 15.8%) and other designs, including development and descriptive studies (n = 2; 10.5%). The most frequently used data analysis methods were t-tests (n = 11; 57.9%), N-Gain (n = 8; 42.1%), and ANCOVA (n = 2; 10.5%). Most studies were conducted at the senior secondary (n = 9; 47.4%) and higher education levels (n = 3; 15.8%). Guided inquiry learning emerged as the most commonly investigated intervention, consistently yielding significant gains in students’ SPS. Overall, SPS research in Indonesia remains dominated by quasi-experimental, quantitatively oriented designs, indicating the need for greater diversification, including longitudinal, mixed-methods, and qualitative studies, along with standardization of SPS measurement instruments, improved methodological reporting, and exploration of more diverse learning contexts.