scholarly journals Penerapan representasi visual menggunakan komik sebagai upaya meningkatkan kemampuan berpikir kritis dan penguasaan konsep siswa pada materi sistem saraf

2021 ◽  
Vol 4 (2) ◽  
pp. 77-82
Author(s):  
Nisrina Nur Rahmi ◽  
Widi Purwianingsih ◽  
Siti Sriyati

The purposes of this research were to analyze the application of visual representations using comics as an effort to improve student’s critical thinking skills and mastery of concepts in nervous system material. The subject of this study is second grade-students in Senior High School. The method used in this research is Quasi experimental. The results of student’s critical thinking skills have increased higher in the experimental class, although the results of the critical thinking skills of the two classes are in the moderate category, the results of critical thinking in the experimental class showed that the increase in N-Gain was higher with N-Gain = 0.64 (medium category) while N-Gain in the control class = 0.53 (medium category). The results mastery of concepts in experimental class have n-gain is higher the n-gain control class with n-gain is 0.71 (high category), and the control class n-gain is 0.53 (medium category). The results of student responses showed that the majority of students were interested in using comic visual representations of 83.33%. Therefore it can be concluded that the use of comics can improve thinking skills and mastery of concepts better.

2021 ◽  
Vol 9 (1) ◽  
Author(s):  
Pocut Intan ◽  
Riska Imanda ◽  
Sirry Alvina

This study aimed to determine the differences in critical thinking skills (CTS) between classes using the worksheet-assisted probing prompting learning model and those using only probing prompting learning model for the subject of reaction rate at MAS Ulumuddin Lhokseumawe. The research method was quasi-experimental with the Nonequivalent Control Group research design. The sample used were two classes with 30 students in each. The data was collected by using multiple choice test questions. The results showed that there were differences in the critical thinking skills of students who were taught using the worksheet-assisted probing prompting learning model and students who were taught with only probing prompting learning model. Since there was a significant value of 0.000 0.05, then the Ha was accepted while the H0 was rejected. It can be concluded that there is a significant effect of the probing prompting learning model assisted with students’ worksheet on the critical thinking skills of students at MAS Ulumuddin Lhokseumawe.


2018 ◽  
Vol 3 (2) ◽  
pp. 127-134 ◽  
Author(s):  
Arrum Meirisa ◽  
Ronal Rifandi ◽  
Masniladevi Masniladevi

Penelitian ini bertujuan untuk mengetahui apakah terdapat pengaruh pendekatan PMRI terhadap kemampuan berpikir kritis siswa dan bagaimana proses belajar menggunakan pendekatan PMRI terhadap kemampuan berpikir kritis siswa di kelas V SD Negeri 44 Kalumbuk Kota Padang. Jenis penelitian ini adalah Eksperimen. Desain yang digunakan adalah Quasi Experimental dan rancangannya Posttest Only Control Design. Subjek penelitian ini adalah siswa kelas V SD Negeri 44 Kalumbuk Kota Padang, yang terdiri dari dua kelas yaitu kelas VA sebagai kelas kontrol dan kelas VB sebagai kelas eksperimen. Data yang diperoleh dengan tes akhir dianalisis dengan menggunakan uji- t. Hasil penelitian dengan menggunakan uji normalitas dan homogenitas terhadap kedua data berdistribusi normal dan homogen. Selanjutnya dilakukan uji hipotesis dengan uji-t menunjukkan thitung= 3,04 dan ttabel= 1,673 dengan df= 55 dan taraf signifikan 5%. Berdasarkan pengujian thitung > ttabel maka H0 ditolak dan H1 diterima dengan kesimpulan penggunaan PMRI memberikan pengaruh terhadap keterampilan berpikir kritis siswa di kelas V SD Negeri 44 Kalumbuk Kota Padang tahun ajaran 2017/2018. Kata kunci: PMRI; berpikir kritis This study aimed to determine whether there is an influence of the PMRI approach on students’ critical thinking skills and how the learning process using PMRI approach in grade V of SDN 44 Kalumbuk Padang is. This study was a quasi-experimental research with Post-test Only Control Design. The subject in this study were students of VA and VB of SDN 44 Kalumbuk Padang in the academic year of 2017/2018. The data collected through post-test was analyzed with t-test. The t-test result shows that tcount = 3,04 and ttable= 1,673 with df= 55 and alpha 5 %. Based on the result, it is concluded that the PMRI approach gives a positive influence to the students’ critical thinking skills in grade V of SDN 44 Kalumbuk padang in academic year 2017/2018. Keywords: PMRI; critical thinking


2020 ◽  
Vol 6 (1) ◽  
pp. 121-130
Author(s):  
Imam Arifin ◽  
Insih Wilujeng ◽  
Jumadi Jumadi

This research aimed to determine the effect of Quick on The Draw Model assisted by the physics learning book integrated Pancasila values on critical thinking skills. This research is quasi-experimental with one group pretest-posttest design. The subject in this research is 27 students of class XI MIA 2 MAN 1 Yogyakarta. Data collection used a test question to obtain data on students’ critical thinking skills. Data analysis increased critical thinking skills using n-gain. The results show the n-gain value on each indicator of critical thinking as follows: focusing questions of 0.75 (high), answering clarification questions of 0.82 (high), analyzing arguments of 0.68 (moderate), reviewing consideration values of 0.75 (high), and decide on an action of 0.53 (moderate). Therefore, Quick on The Draw Model assisted by the physics learning book integrated Pancasila values can improve critical thinking skills.


2018 ◽  
Vol 1 (1) ◽  
pp. 94
Author(s):  
Tri Siwi Septiana ◽  
M. Ragil Kurniawan

This study aims to improve students' critical thinking skills in Civics in 5th grade students of SD Muhammadiyah Kauman, Yogyakarta using Problem Based Learning model. This research is a Classroom Action Research (PTK). The subjects of the study were 5th grade students of B1 SD Muhammadiyah Kauman. The object of research is the whole process and the results of learning Civics with the application of Problem Based Learning model. This research was conducted at SD Muhammadiyah Pakel Yogyakarta in April until May 2017. Data collection techniques used were observation, diary, interview and test. Data analysis technique is done descriptively qualitative. This research was conducted in 2 cycles by applying problem based learning model. The learning steps that were implemented were changes in the delivery of the subject matter, the students analyzed the problem, the formation of the discussion group with the grouping of students based on their achievement, the students in group for discussion, the group members delivered the discussion result in front of the class.The results showed that the critical thinking ability of the 5th grade students of B1 SD Muhammadiyah Kauman, Yogyakarta increased after the use of Problem Based Learning model in Civics learning with the subject matter of the example of central and regional legislation. This improvement is evident in the improvement of students' critical thinking skill test result from 12.90% pretreatment score to 51.61% (enough) in cycle I and increased to 70.96% (good) in cycle II. The results of activity observations related to students' critical thinking skills are increased among others: active students in learning, students more freely in finding and collecting desired information, and students also have more opportunities to learn with friends.


2021 ◽  
Vol 12 (2) ◽  
pp. 359-369
Author(s):  
Agus Pahrudin ◽  
Yustika Fatimatuz Zahra ◽  
Nanang Supriadi ◽  
Iip Sugiharta ◽  
Farida Farida ◽  
...  

Conceptual understanding and critical thinking skills are necessary for all students to help them in their learning process. This research aims to determine the effect of Moodle-assisted e-learning on (1) conceptual understanding, (2) critical thinking skills, and (3) conceptual understanding and critical thinking skills combined. This research employed a quasi-experimental design with random cluster sampling was used as the sampling technique. An algebra written test was used to collect research data. Furthermore, the researchers performed the normality test, homogeneity test, and MANOVA analysis to analyze the data. The researchers discovered that Moodle-assisted e-learning influenced students' conceptual understanding, critical thinking skills, and conceptual understanding and critical thinking skills.


2019 ◽  
Vol 7 (3) ◽  
pp. 148
Author(s):  
Binar Kurnia Prahani ◽  
Budi Jatmiko ◽  
Zainal Arifin Imam Supardi ◽  
Munasir M ◽  
Utama Alan Deta ◽  
...  

The Indonesian National Qualification Framework in higher education requires universities to develop a curriculum that makes students have superior competence with a variety of skills that are in line with the demands of the 21st century, including Critical thinking skills. The main objective of this research is to analyze the practicality of the OR-IPA learning model, which has been developed by design to improve the critical thinking skill of prospective physics teachers on the fundamentals of physics courses. The subject of practical observations was a physics lecturer who used the OR-IPA learning model. The observation sheet of the OR-IPA learning model practicality has been declared valid and reliable by the validators. The data analysis technique uses descriptive qualitative. The results showed that the OR-IPA learning model to improve the critical thinking skill of prospective physics teachers was considered practical (3.69). Lecturers and students can use the OR-IPA learning model without significant obstacles. This research implies that the OR-IPA learning model can be an alternative to improve the critical thinking skill of prospective physics teachers in the fundamentals of physics courses.


2019 ◽  
Vol 11 (1) ◽  
pp. 1
Author(s):  
Sundahry Sundahry ◽  
Yanti Fitria ◽  
Rakimahwati Rakimahwati

Abstract:. The basic criteria of integrated teaching are: teaching includes educational goals in which learners actively participate in the learning process, teaching begins with a theme relevant to the learner's life, learners engage in learning and active thinking processes to practice critical thinking skills. Critical thinking skill is an activity of thinking about an idea or idea related to a given concept or a presented problem. Critical thinking is also understood as the activity of analyzing ideas or ideas in a more specific way, distinguishing them sharply, choosing, identifying, studying, and developing them in a more perfect direction. The purpose of this study was to investigate: the influence of reciprocal teaching strategies on the critical thinking skills of learners. This research is a quasi experimental type research. The population is all students in SD Nanggalo Tarusan Pesisir Selatan and the samples are students of VA and VB class as many as 50 people. This sampling technique is porpusive sampling. Data from the research results obtained from critical thinking skills tests. The results showed that the critical thinking skills of learners who were given a reciprocal teaching strategy were higher than conventional learning. Keyword: Reciprocal teaching, Critical Thinking Skill, Thematic Abstrak: Kriteria mendasar tentang pengajaran terintegrasi antara lain; pengajaran meliputi tujuan pendidikan dalam hal peserta didik secara aktif berpartisipasi dalam proses belajar, pengajaran dimulai dari suatu tema yang relevan dengan kehidupan peserta didik, peserta didik terlibat dalam proses belajar dan berpikir aktif untuk melatih keterampilan berpikir kritis. Keterampilan berpikir kritis adalah suatu kegiatan cara berpikir tentang ide atau gagasan yang berhubungan dengan konsep yang diberikan atau masalah yang dipaparkan. Berpikir kritis juga dipahami sebagai kegiatan menganalisis idea atau gagasan ke arah yang lebih spesifik, membedakannya secara tajam, memilih, mengidentifikasi, mengkaji, dan mengembangkannya ke arah yang lebih sempurna. Tujuan penelitian ini adalah untuk menyelidiki: pengaruh strategi reciprocal teaching terhadap keterampilan berpikir kritis peserta didik. Penelitian ini merupakan penelitian jenis quasi eksperimen. Populasinya adalah seluruh peserta didik di SD Nanggalo Tarusan Pesisir Selatan dan sampelnya adalah peserta didik kelas VA dan VB sebanyak 50 orang. Teknik pengeambilan sampel ini porpusive sampling. Data dari hasil penelitian diperoleh dari tes keterampilan berpikir kritis. Hasil penelitian menunujukan bahwa keterampilan berpikir kritis peserta didik yang diberi strategi reciprocal teaching lebih tinggi dibandingkan pembelajaran konvesional.Kata Kunci: Reciprocal teaching, Keterampilan Berpikir Kritis, Tematik


2021 ◽  
Vol 2 (1) ◽  
pp. 35-44
Author(s):  
Nurul Hidayati ◽  
Elly Yustina ◽  
Sri Hendra Suryani ◽  
Juli Eka Nugraheni

The success of a teaching process cannot be separated from the learning tools used, one of the requirements is that the learning tools must be valid. The success of a teaching process is measured by the extent to which students can master the subject matter presented by the teacher. A learning model is needed that can make it easier to develop critical thinking skills so that a truly valid learning tool is obtained to measure the potential and skills that exist in students. Among the learning models that emphasize the process of seeking and finding is the inquiry model. This study aims to prepare in measuring critical thinking skills of Madrasah Tsanawiyah students. The Learning Toolkit has been validated by 3 experts and will then be averaged to find the final score. The values obtained will be entered into the validation criteria table based on the validation criteria table and the results are that the tools made are very valid and can be used in the teaching and learning process because previously the tools made have been revised several times. Keywords: validity, learning tools, critical thinking skills AbstrakKeberhasilan suatu proses pengajaran tidak terlepas dari perangkat pembelajaran yang digunakan, salah satu persyaratan adalah perangkat pembelajaran harus valid. Keberhasilan suatu proses pengajaran diukur dari sejauh mana siswa dapat menguasai materi pelajaran yang disampaikan guru. Diperlukan suatu model pembelajaran yang dapat memudahkan dalam mengembangkan perangkat keterampilan berpikir kritis sehingga didapatkan suatu perangkat pembelajaran yang benar-benar valid untuk mengukur potensi dan keterampilan yang ada pada diri siswa. Diantara model pembelajaran yang menekankan kepada proses mencari dan menemukan adalah model inkuiri. Penelitian ini bertujuan untuk mempersiapkan dalam mengukur keterampilan berpikir kritis siswa Madrasasah Tsanawiyah. Perangkat Pembelajaran sudah divalidasi oleh 3 orang ahli kemudian akan dirata-ratakan untuk mencari nilai akhir. Nilai yang didapat akan dimasukkan ke dalam tabel kriteria validasi diberdasarkan tabel kriteria validasi dan hasilnya perangkat yang dibuat termasuk sangat valid dan dapat digunakan dalam proses belajar mengajar karena sebelumnya perangkat yang dibuat sudah dilakukan beberapa kali revisi.  Kata kunci: kevalidan, perangkat pembelajaran, keterampilan berpikir kritis


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