scholarly journals How student worksheet oriented of content complexity and cognitive processes can improve conceptual understanding and critical thinking skill of student in physics learning in high school

2019 ◽  
Vol 1185 ◽  
pp. 012045
Author(s):  
A Putra ◽  
Lufri ◽  
Festiyed ◽  
Ellizar
2015 ◽  
Vol 2 (2) ◽  
pp. 197 ◽  
Author(s):  
Niluh Sulistyani ◽  
Heri Retnawati

Penelitian ini bertujuan untuk menghasilkan produk berupa perangkat pembelajaran bangun ruang SMP dengan pendekatan problem-based learning yang valid, praktis, dan efektif dilihat dari pencapaian kompetensi dasar, kemampuan berpikir kritis, dan sikap terhadap matematika. Jenis penelitian ini merupakan penelitian pengembangan model 4D yang meliputi tahap pendefinisian, perancangan, pengembangan, dan tahap disseminasi. Hasil penelitian berupa perangkat pembelajaran bangun ruang yang terdiri atas silabus, RPP, LKS, dan instrumen evaluasi berupa tes pencapaian kompetensi dasar dan kemampuan berpikir kritis yang valid, praktis, dan efektif. Kevalidan perangkat mencapai kategori sangat baik ditinjau dari penilaian para ahli. Kepraktisan perangkat mencapai kategori sangat baik ditinjau dari penilaian guru, penilaian peserta didik, dan observasi keterlaksanaan pembelajaran. Aspek keefektifan dipenuhi dari tercapainya minimal 75% peserta didik lulus KKM ditinjau dari pencapaian kompetensi dasar dan berpikir kritis, serta lebih dari 80% peserta didik mempunyai sikap terhadap matematika dalam kategori tinggi. Dari kegiatan ekperimen diperoleh bahwa perangkat yang dikembangkan lebih efektif daripada perangkat pembelajaran konvensional ditinjau dari pencapaian kompetensi dasar, berpikir kritis, dan sikap terhadap matematika. Kata Kunci: pengembangan, perangkat pembelajaran, pendekatan problem-based learning, bangun ruang SMP   DEVELOPNING SPACE LEARNING KITS IN JUNIOR HIGH SCHOOL WITH PROBLEM-BASED LEARNING APPROACH Abstract This study was aimed to produce space learning kits with problem-based learning approach in Junior High School which was valid, practical, and effective based on achievement of basic competence, critical thinking skill, and attitude towards mathematics. This study was and development study using the 4D development model that included defining, designing, developing, and  disseminating phase. This study produced valid, practical, and effective space learning kits that consisted of syllabus, lesson plans, students’ worksheets, and assessment tests that included test of basic competence achievement and critical thinking test. Kits validity gets very good category from expert assessment. Kits practically gets very good category from teachers assessment, students assessment, and observation of learning implementation. The aspect of effectiveness was seen from achievement minimal 75% of the student pass the minimum score for achievement of basic competence and critical thinking skill, and more than 80% of student have attitude toward mathematics in high category. The result of experiment activity shows that the developed learning kits more effective than conventional learning kits based on achievement of basic competence, critical thinking, and attitude toward mathematics. Keywords: development, learning kits, problem-based learning approach, space


2019 ◽  
Vol 4 (4) ◽  
pp. 440
Author(s):  
Agustinus Hale Manek ◽  
Dwiyono Hari Utomo ◽  
Budi Handoyo

<p><strong>Abstract:</strong> Spasial Based Learning Model has provided an alternative to Geography learning. SBL model can teach and improve critical thinking skill. This research was aimed to increase the ability to think critically through SBL model. The study design used a quasi-experiment with the design of pretest-posttest, nonequivalent control group design. The participants are students of Senior High School XI S.1 and XI S.2 of SMA Negri 1 Atambua. The results of the independent sample t-test supported by SPSS 16.00 for windows show that the value of Sig. (2-tailed) of 0,000 smaller than 0.05. Based on the results of the analysis it was concluded that there was a significant effect of the SBL model on students' critical thinking abilities. It means that an increase in critical thinking skill is a consequence of learning through the SBL model.</p><strong>Abstrak: </strong>Model <em>Spasial Based Learning </em>telah memberikan alternatif pada pembelajaran geografi. Model SBL dapat membelajarkan dan meningkatkan kemampuan berpikir secara kritis. Penelitian ini bertujuan untuk mengetahui pengaruh model SBL terhadap kemampuan berpikir kritis siswa. Rancangan penelitian ini menggunakan <em>quasi experiment </em>dengan desain <em>pretest-posttest nonequivalent control group desing. </em>Subjek penelitian adalah siswa kelas XI S.1 dan XI S.2 SMA Negeri 1 Atambua. Hasil uji independent sample<em> t-test </em>dengan bantua <em>SPSS 16.00 for windows</em> menunjukan bahwa nilai Sig. (2-tailed) sebesar 0,000 yang lebih kecil dari 0,05. Berdasarkan hasil analisis disimpulkan bahwa terdapat pengaruh signifikan model SBL terhadap kemampuan berpikir kritis siswa. Hal ini berarti peningkatan kemampuan berpikir kritis merupakan konsekuensi pembelajaran melalui model SBL.


2017 ◽  
Vol 6 (2) ◽  
pp. 318 ◽  
Author(s):  
U. Usmeldi ◽  
R. Amini ◽  
S. Trisna

<p>Learning physics in SMAN 1 Bukittinggi was conducted through theories and practicum that verified the theories. The preliminary survey on the implementation of physics learning showed that teachers had not yet applied research-based learning. There were still many students who had not yet mastered the learning of physics. Supporting facilities such as physics laboratory and the equipment had been available, but they are not yet optimally utilized. Research-based learning model is one of learning models that can improve critical thinking skill and students’ learning outcome. The research is aimed at developing research-based physics learning model with Science, Environment, Technology, and Society (SETS) approaches which was valid, practical, and effective to improve students’ critical thinking. This research used a 4D model from Thiagarajan. The instruments of the research were interview guidance, observation sheets, validation sheet of the learning model and the instructional materials, questionnaire response of teachers and students, critical thinking skill test, and assessment sheet of skills and attitudes. The result of the research showed that the developed learning model and the instructional materials belonged to the category of valid which was in accordance with the expert judgment. The learning model and the instructional materials belonged to the category of practical based on the result of the observation, and the response of teachers and students. The implementation of Research-based Physics Learning with SETS approach was effective in improving critical thinking skills and learning outcomes of the students.</p>


2021 ◽  
Vol 4 (2) ◽  
pp. 183-190
Author(s):  
Dora Aini ◽  
Sri Latifah ◽  
Abdul Hamid

This study aims to determine the effectiveness of the Problem Based Learning (PBL) model on the critical thinking skills of 7th-grade students of SMP Negeri 34 Bandarlampung (Public Senior High School 34 Bandarlampung). This quasi-experiment involved 2 groups of students, totaling 28 students for the Experimental class and 26 students for the Control class. Data collection was obtained by using an essay test instrument which was presented in the pretest and posttest. Based on the research results, it is known that the posttest results of the experimental class are 78.82, and the results of the control class are 74.07. The data were then analyzed by independent sample t-test and obtained tcount (2.213) greater than ttable (2.007). The effectiveness of the Problem Based Learning (PBL) model was tested with the effect size test, the results showed a number of 0.2 with a low category. So, it can be concluded that the Problem Based Learning (PBL) model has an effect on increasing students’ critical thinking skills but with low effectiveness.


2019 ◽  
Vol 1233 ◽  
pp. 012086
Author(s):  
Yohanes Prian Budi Purwanto ◽  
Mohammad Masykuri ◽  
Soeparmi ◽  
Evi Elisanti

2020 ◽  
Vol 6 (2) ◽  
pp. 166
Author(s):  
Diego Pradana ◽  
Mohamad Nur ◽  
Nadi Suprapto

This study aimed to investigate impact the science process skill-based learning on critical thinking skills of Junior High School students. Subjects were eighth grade students of Rengel Junior High School 1 that were selected by purposive random sampling. Measurement data by means of science process skills test and critical thinking skill test was analyzed by using inferential statistical one-tailed t-test and linear regression. The results showed that implementation of science process skill-based learning was effective to improve the critical thinking skill of Junior High School student


2020 ◽  
Vol 4 (2) ◽  
pp. 273 ◽  
Author(s):  
Melva Yola Afdareza ◽  
Putri Yuanita ◽  
Maimunah Maimunah

This research aims is to produce a learning device based on 21st century skills with the implementation of problem-based learning to increase the critical thinking skill of students on polyhedron for grade 8th junior high school. The type of this research is development research using Plomp’s model, there are (1) preliminary research phase; (2) the prototype phase; and (3) assessment phase. The results of this research are a learning device based on 21st century skill with the implementation of  problem-based learning to increase the critical thinking skill of students on polyhedron for grade 8th junior high school. The results of the syllabus, RPP, LKPD validation and critical thinking skills show valid and very valid criteria with values of 3.19; 3.32; 3.26; and 3.13. In the final product test phase, learning devices were used through pre-experimental research to see the increase in critical thinking skills and there was an increase in the critical thinking skill of students using learning devices. This means that the learning device based on 21st century skill with the implementation of problem-based learning to increase the critical thinking skill of students on polyhedron for grade 8th junior high school has been valid, practical, and effective.


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