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Exploring Guided Inquiry Learning with PhET Simulation to Train Junior High School Students Think Critically Erni Yulianti; Nailah Nur Zhafirah; Nurul Hidayat
Berkala Ilmiah Pendidikan Fisika Vol 9, No 1 (2021)
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/bipf.v9i1.9617

Abstract

Until recently, not only students in middle high schools but also in a university have difficulties in understanding either mathematical representations or physical concept behind scientific phenomena. Those difficulties are then associated with a low level of critical thinking. For instance, in physics, it seems to be not easy for students to attain proper relation among wave speed, wavelength, and frequency. This unproper understanding contributes to students’ low critical thinking skill. One of the most effective ways to overcome the problem is to use student-centred learning with interactive, animated, and game-like learning experiences. Guided inquiry learning and a freely App “Physics Education Technology (PhET)” are believed to meet the criteria. This study focused on the students’ knowledge construction process to be able to think critically the wave-related concepts. This PhET-assisted guided inquiry learning strategy was addressed to 25 students at a junior high school in Indonesia. The objective is to explore the stages of inquiry learning approach using PhET, especially on training them to attain their critical thinking skill. This is a qualitative study that purely involves in-class observation. The lesson plan and student worksheets were prepared as the research instruments. As the results, we found that the use of PhET in the guided inquiry learning model can help students acquire to learn the concept of wave speed, wavelength, and frequency with critical thinking.
Analisis Komprehensif pada Implementasi Pembelajaran dengan Model Inkuiri Terbimbing: Aspek Penalaran Ilmiah Erni Yulianti; Nailah Nur Zhafirah
Jurnal Penelitian Pendidikan IPA Vol. 6 No. 1 (2020): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v6i1.341

Abstract

In this study, students’ scientific reasoning ability was set as the main indicator to measure the learning achievement via guided inquiry. The research was based on mixing two analitycal techniques using quantitative and qualitative data. The pre/post-test scores were used as the quantitative data to evaluate the students’ reasoning abilities. The comprehensive statistical analyses were done to evaluate (1) the difference level of the pre/post-test scores using paired t-test, (2) the increase level of the test score by calculating the N-gain, and (3) the effectivity of the learning model realization on the increased score through the d-effect size analysis. Indeed, those statistical analyses were executed after the pre/post-test scores were normally distributed and in accepted skewness interval. The experimental results, involving 24 junior high school students, showed that the calculated t value was 11.63 higher than that of the score in the t­-table. Meanwhile, the N-gain value and the d­-effect size 0.8 (upper medium level) and 3.56 (very high category), respectively. Thus, the guided inquiry model provided significant effect on the increase in students’ test scores in measuring their scientific reasoning abilities. In addition, the qualitative observation indicated that the learning model was well implemented