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Profile of Critical Thinking Skills of Phase F Learning in Chemistry Subjects Acid-Base Material Anisah, Dini Catur; Nasrudin, Harun; Sukarmin
Jurnal Penelitian Pendidikan IPA Vol 11 No 1 (2025): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i1.9842

Abstract

The purpose of this study was to describe the profile of critical thinking skills of Phase F students at Al-Azhar Menganti High School in the chemistry subject of acid-base material. This research is a quantitative and qualitative descriptive research. Data collection techniques are questionnaires, tests, and interviews. The research was conducted at Al-Azhar Menganti High School with chemistry teachers and 37 students in class XII. The results showed that the profile of students' critical thinking skills was low in the category of less and very less with only 36.93% of students who were able to interpret; 17.12% analysis; 21.17% inference; 33.33% evaluation; and 36.04% explanation with the factors that caused the low critical thinking skills of students were inappropriate learning models and lack of learning tools that could facilitate in improving critical thinking skills.
Effectiveness of Guided Inquiry-Based on Blended Learning in Improving Critical Thinking Skills Saekawati, Rita; Nasrudin, Harun
Jurnal Penelitian Ilmu Pendidikan Vol. 14 No. 1 (2021): March-May
Publisher : Fakultas Ilmu Pendidikan, Universitas Negeri Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21831/jpipfip.v14i1.36947

Abstract

This research aims to examine the effectiveness guided inquiry learning model based on blended learning on reaction rate material to improve students' critical thinking skills. The design in this research is the One Group Pretest and Posttest Design. The subjects in this research were students of SMAN 1 Kalitidu Bojonegoro in class XI IPA 1. The method used to collect data was the test, observation, and student response questionnaires. Data analysis used the percentage, mean, N-Gain, and Paired sample t-test. The results showed that the guided inquiry learning model based on blended learning was carried out well with an average percentage of the implementation of phase 1 was 98%, phase 2 was 93.76%, phase 3 was 100%, phase 4 was 93.75%, phase 5 was 100%. The average score of the N-gain critical thinking skills is 0.73 with the high category. There is a significant difference in the results of critical thinking skills between before and after being given a guided inquiry learning model based on blended learning. The results showed the guided inquiry learning model based on blended learning effectively improving students' critical thinking skills. Efektivitas Inkuiri Terbimbing Berbasis Blended Learning dalam Meningkatkan Keterampilan Berpikir KritisPenelitian ini bertujuan untuk menguji keefektifan model pembelajaran inkuiri terbimbing berbasis blended learning pada materi laju reaksi dalam meningkatkan keterampilan berpikir kritis peserta didik. Design pada penelitian ini adalah One Group Pretest and Posttest Design. Sasaran dalam penelitian ini yaitu peserta didik XI IPA 1 SMA Negeri 1 Kalitidu Bojonegoro. Metode pengumpulan data yang digunakan berupa tes, observasi dan angket respon. Analisis data menggunakan teknik persentase, mean, n-gain, dan uji Paired Sample T-test. Hasil penelitian menunjukkan bahwa model pembelajaran inkuiri terbimbing berbasis blended learning terlaksana dengan baik dengan rata-rata persentase keterlaksanaan fase 1 sebesar 98%, fase 2 sebesar 93,76%, fase 3 sebesar 100%, fase 4 sebesar 93,75%, fase 5 sebesar 100%. Nilai rata-rata N-gain kemampuan berpikir kritis adalah sebesar 0,73 dengan kategori tinggi. Terdapat perbedaan hasil keterampilan berpikir kritis yang signifikan antara sebelum dan sesudah diberikan model pembelajaran inkuiri terbimbing berbasis blended learning. Hasil penelitian menunjukkan bahwa model pembelajaran inkuiri terbimbing berbasis blended learning efektif untuk meningkatkan keterampilan berpikir kritis peserta didik.
ASSESSMENT FOR LEARNING (AFL)-BASED STUDENT WORKSHEETS: IMPROVING CRITICAL THINKING SKILLS IN BASIC CHEMISTRY LEARNING Muchlis, Muchlis; Nasrudin, Harun; Agustini, Rudiana; Rusmini, Rusmini
JURNAL EDUSCIENCE Vol 12, No 6 (2025): IN PRESS
Publisher : Universitas Labuhanbatu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/jes.v12i6.7829

Abstract

Purpose – This study aims to describe AfL-based student worksheets as a means of improving students' critical thinking skills in Basic Chemistry learning.Methodology – This pre-experimental study employs a one-group pre-test post-test design. The data obtained were analyzed using a mean difference test and an N-gain score. Students' critical thinking skills are considered to have improved if there is a significant difference between the pre-test and post-test scores, and at least 55% of students in a class achieve a medium and/or high criterion of N-gain score.Findings – The mean difference test revealed a significant difference in the pre-test and post-test scores of students' critical thinking skills. The N-gain score measurement showed that the percentage of N-gain score in the medium and high criteria was higher than 55%. This implies that implementing AfL-based student worksheets can enhance students' critical thinking skills in Basic Chemistry Learning.Contribution – The research results reinforced previous findings that AfL implementation can improve students' critical thinking skills, especially in chemistry learning. In addition, feedback on the implementation of AfL can help students identify their strengths and weaknesses in learning, which they can use to improve their learning.