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PENGEMBANGAN LEMBAR KERSA SISWA (LKS) BERBASIS INKUIRI TERBIMBING UNTUK MENINGKATKAN KETERAMPILAN PROSES SAINS SISWA SMP Lorena Br Ginting; Kartini Herlina; Undang Rosidin
Paedagoria : Jurnal Kajian, Penelitian dan Pengembangan Kependidikan Vol 11, No 1 (2020): April
Publisher : Universitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/paedagoria.v11i1.1834

Abstract

Abstrak: Penelitian dan pengembangan ini bertujuan untuk menghasilkan Lembar Kerja Siswa (LKS) berbasis inkuiri terbimbing untuk meningkatkan keterampilan proses sains siswa pada materi bidang miring dan tuas. Pengembangan yang digunakan mengacu pada model ADDIE (Analyze, Design, Development, Implementations, and Evaluation). Instrument pengumpulan data yang digunakan berupa pedoman wawancara, lembar validasi, dan angket uji keterbacaan. Hasil penelitian ini menunjukkan bahwa LKS yang dikembangkan memiliki kelayakan yang tinggi. Hal tersebut dapat dilihat pada tahap uji kevalidan LKS yang dinilai oleh tiga orang ahli meliputi ahli materi dan ahli media, diperoleh rata-rata penilaian sebesar 87,55% dari ahli materi dan 91,01% dari ahli media, sehingga penilaian ini membuktikan bahwa LKS memenuhi kriteria “sangat valid”. Pada tahap uji kepraktisan, respon siswa terhadap LKS diperoleh rata-rata skor sebesar 92%. Rata-rata penilaian siswa tersebut memenuhi kriteria “sangat baik”. Pada tahap berikutnya yaitu uji keefektifan dilihat dari hasil belajar siswa. Hasil rata-rata nilai pre-test adalah 50,75 kelas A dan 48,83 kelas B, sedangkan rata-rata nilai post-test adalah 80,67 kelas A dan 81,33 kelas B. Berdasarkan dari tahapan yang ditempuh dengan hasil yang diperoleh, menunjukkan bahwa LKS berbasis inkuiri terbimbing layak dan efektif dalam meningkatkan keterampilan proses sains siswa.Abstract:  This research and development aims to produce student worksheets (LKS) based on inquiry guided to improve student science process skills on slope and lever material. The development used refers to the model ADDIE (Analyze, Design, Development, Implementations, and Evaluation). The data collection instruments used are interview guidelines, validation sheets, and readability test polls. The results of this study showed that the developed LKS have high feasibility. This can be seen at the test phase of Kevaliand the LKS assessed by three experts covering materials and media experts, obtained an average assessment of 87.55% of the material experts and 91.01% of the media experts, so that this assessment proves that the LKS meet the criteria "very valid". At practicality test, the student response to the LKS was acquired on average score of 92%. The average student rating meets the "excellent" criteria. At the next stage is a test of the effectiveness seen in student learning outcomes. The average result of pre-test values is 50.75 Class A and 48.83 Class B, while the average post-test value is 80.67 Class A and 81.33 Class B. Based on the stage traveled with the results obtained, the LKS-based inquiry is guided to be worthy and effective in improving students ' science process skills
Development of an Instrument to Assess Critical and Creative Thinking Skills in Fourth-Grade Elementary Students Jufri Saputra; Undang Rosidin; Dwi Yulianti; Mulyanto Widodo
Jurnal Penelitian Pendidikan IPA Vol 11 No 11 (2025): November
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i11.11994

Abstract

This study aims to develop a higher-order thinking skills-based assessment instrument to measure fourth-grade elementary students’ critical and creative thinking in Science and Social Studies. Using the ADDIE R&D model, the instrument was validated by content, evaluation, and language experts, tested for readability by students, and evaluated for practicality by teachers. Results showed high validity (82%), very good readability (84.58%), and high practicality (93.6%). Student testing indicated stronger performance in critical thinking (interpretation, analysis, evaluation) than in creative thinking (flexibility, fluency, elaboration, originality). The instrument is thus valid, practical, and effective for identifying students' higher-order thinking skills
Pengaruh Model Argument-Driven Inquiry Terintegrasi STEM terhadap Pengembangan Argumentasi Ilmiah di Sekolah Menengah Indonesia Neni Hasnunidah; Nadya Meriza; Sherly Fadhila; Undang Rosidin
Jurnal Penelitian Pendidikan IPA Vol 11 No 10 (2025): October
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i10.12912

Abstract

This study explores the effectiveness of integrating Argument-Driven Inquiry (ADI) with Science, Technology, Engineering, and Mathematics (STEM) education to improve high school students' argumentation skills on the topic of the human respiratory system. This study was conducted at MTs Negeri 2 North Lampung, using a quasi-experimental design with a non-equivalent group design. The population consisted of 166 students spread across five different classes. From this population, samples were taken, namely students in class VIII 1 as the experimental group and students in class VIII 3 as the control group, through a cluster random sampling technique. The research instrument was a 10-question essay test that had been validated to assess students' argumentation skills. The N-Gain data of the argumentation skills of both classes were shown to be normally distributed. Based on the homogeneity of the data obtained, both had homogeneous variances. Data were analyzed using an Independent Samples t-test and effect size calculation. The results showed that the experimental class achieved a significantly higher increase in argumentation skills compared to the control class (0.46 vs. 0.29, p < 0.05). The large effect size (1.26) confirmed the model's substantial impact. Student feedback was overwhelmingly positive (82.50%). Based on the evidence, it can be concluded that the ADI-STEM learning model effectively improves students' argumentation skills and fosters 21st-century skills by aligning scientific practices with interdisciplinary learning.