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Pengembangan Lembar Kerja Peserta Didik Untuk Meningkatkan Penguasaan Konsep dan Keterampilan Pemecahan Masalah Peserta Didik Riska Lisanti; Yusrizal Yusrizal; Evendi Evendi; Elisa Elisa; S. Ilyas
Jurnal Penelitian Pendidikan IPA Vol. 8 No. 4 (2022): October
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v8i4.1263

Abstract

Physics learning is learning related to natural phenomena, not only in the form of memorization but more demanding on understanding, applications and concepts that are scientifically integrated in mastering concepts and problem solving skills. The purpose of this research is to develop student worksheets based on scientific approach to improve students' mastery of concepts and problem solving skills. The method used in this research is research and development (R&D) which refers to the ADDIE development model. Student worksheets implementation design uses One Group Pretest-Posttest Design. The instruments used in this study were student worksheets assessment sheets, test questions for mastery of concepts and problem solving skills, student response questionnaires and teacher response questionnaires. Mastery of concepts and problem solving skills of students were analyzed using the N-Gain test to see the improvement before and after the implementation of student worksheets based on the Scientific approach. The results of the feasibility test in terms of the feasibility aspects of content, presentation and language obtained a percentage of 96.66% indicating that the student worksheets based on the Scientific approach to improve mastery of concepts and problem solving skills is very feasible to use. The results of the implementation of the student worksheets based on the Scientific approach can improve the mastery of concepts and problem solving skills of students which is marked by an increase in the pretest-posttest scores based on the results of the N-Gain test which shows the numbers 0.68 and 0.69 are in the medium categories. Teachers and students responded with a very positive category to SW based on a Scientific approach which was shown by figures of 3.31% for teacher responses and 105.38% for student responses
Implementation of Argumentation-Based Problem-Based Learning Models to Improve Critical Thinking Skills in Vibration and Wave Material Ahmad Farisi; Evendi Evendi; Abdul Halim; Muhammad Syukri; Elisa Elisa
Jurnal Penelitian Pendidikan IPA Vol 9 No 2 (2023): February
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i2.2716

Abstract

The demands of 21st-century skills are critical thinking skills and scientific literacy skills. In fact, from the results of observations and interviews conducted at MTsS Nurul Falah school, it was found that students critical thinking skills and scientific literacy skills were still low. The purpose of this study was to analyze students' critical thinking skills. students on vibration and wave material taught by the argumentation-based PBL model at MTsS Nurul Falah. This study uses a quasi-type quantitative approach experiment with the Non-Equivalent Control Group Design research design. The population used in this study were all students of class VIII. And the sample used purposive sampling techniques determined based on initial test scores when students first enter the school. Based on these considerations, class VIII-A with a total of 27 students was selected as the control class and class VIII-C with a total of 26 students was selected as the experimental class. The instrument used in this research is test questions in the form of essays. The research data were analyzed using the average test, N-gain, and independent sample t-test. The results showed that the average critical thinking value of the experimental class was in the high category and the control class was in the medium category. Based on the independent sample t-test, it was found that there was a significant difference in improving students' critical thinking skills and students' scientific literacy abilities on vibration and wave material taught using the argumentation-based PBL model at MTsS Nurul Falah.