scholarly journals Pengaruh Model Challenge Based Learning terhadap Kemampuan Berpikir Kritis Siswa SMA pada Materi Perubahan Iklim

2020 ◽  
Vol 5 (2) ◽  
pp. 214
Author(s):  
Mar’atul Mukarromah ◽  
Budijanto Budijanto ◽  
Dwiyono Hari Utomo
Keyword(s):  
High School Students ◽  
Critical Thinking ◽  
Thinking Skills ◽  
T Test ◽  
Critical Thinking Skills ◽  
School Students ◽  
Challenge Based Learning ◽  
Analysis Technique ◽  
Level Of Thinking ◽  
High Level

<p><strong>Abstract:</strong> The ability of critical thinking is a high level of thinking skills that students must have in the 21<sup>st</sup> century. The purpose of this research is to know the influence of challenge-based learning models to students' critical thinking ability. The research method used is a pseudo-experimentation with a quantitative approach. The subject of this study was high school students amounting to 60 people consisting of two homogeneous classes. Data collection techniques Using test essays are critical thinking abilities. The data analysis technique used is test T (T-Test). Statistical results of statistics show the value of the Sig. (2-tailed) is 0,003 &lt; 0.05, so the challenge-based learning model is significantly affected by students ' critical thinking skills.</p><strong>Abstrak:</strong> Kemampuan berpikir kritis merupakan kemampuan berpikir tingkat tinggi yang harus dimiliki oleh siswa pada abad ke 21. Tujuan penelitian ini adalah untuk mengetahui pengaruh model <em>challenge based learning</em> terhadap kemampuan berpikir kritis siswa. Metode penelitian yang digunakan yaitu eksperimen semu dengan pendekatan kuantitatif. Subjek penelitian ini adalah siswa SMA yang berjumlah 60 orang yang terdiri dari dua kelas yang bersifat homogen. Teknik pengumpulan data menggunakan tes esai kemampuan berpikir kritis. Teknik analisis data yang digunakan adalah uji t <em>(t-test)</em>. Hasil uji statistik menunjukkan nilai Sig. (2-tailed) adalah 0,003&lt;0,05 sehingga model <em>challenge based learning</em> berpengaruh signifikan terhadap kemampuan berpikir kritis siswa.

scholarly journals The Effectivenes of Local Wisdom-Based Science Teaching Materials in Improving High School Students Critical Thinking Skills

Mangifera Edu ◽  
2021 ◽  
Vol 5 (2) ◽  
pp. 141-149
Author(s):  
Krisianti Ayu Monita ◽  
Erlia Narulita ◽  
Aris Singgih Budiarso
Keyword(s):  
High School ◽  
High School Students ◽  
Critical Thinking ◽  
Science Teaching ◽  
Thinking Skills ◽  
T Test ◽  
Critical Thinking Skills ◽  
Teaching Materials ◽  
School Students ◽  
Gain Score

In 21st century learning, critical thinking skills are the main choice that must be mastered by students. This study aims to determine the effectiveness of local wisdom-based science teaching materials in improving junior high school students’ critical thinking skills. Most science teachers still apply teacher-centered learning, so students tend to be passive. This type of research is quasi-experimental with a pretest-posttest control group design. The study was conducted in the even semester of the 2019/2020 school year. The subjects of the research were grade VII students. Data collection techniques and instruments in the form of tests that include indicators of critical thinking skills. Data analysis used homogeneity test, Kolmogorov Smirnov normality test, independent sample t-test, and n-gain score. The results of the independent sample t-test are sig. (2-tailed) = 0,000<sig. α = 0.05. Students’ critical thinking skills in the experimental class were higher (N-gain score = 39.09%) than in the control class (N-gain score = 12.03%). Based on the study results, it can be concluded that there is a significant influence on the application of local wisdom-based teaching materials in improving the critical thinking skills of middle school students in the moderate category.

scholarly journals Kemampuan Berpikir Kritis dan Penguasaan Konsep Dasar IPA Peserta Didik

2020 ◽  
Vol 6 (1) ◽  
pp. 119
Author(s):  
Agus Ramdani ◽  
A Wahab Jufri ◽  
Jamaluddin Jamaluddin ◽  
Dadi Setiadi
Keyword(s):  
High School Students ◽  
Critical Thinking ◽  
Survey Methods ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
School Students ◽  
Basic Concepts ◽  
Quantitative Descriptive ◽  
Main Component ◽  
High Level

Students must be able to think at a high level in order to meet the requirements of the 21st century, including the ability to think critically. The mastery of student concepts about a material being studied influences the ability to think critically. The thing to remember is that all forms of critical thinking would not be possible without the main component of mastery of concepts. The purpose of this study is to describe the ability of critical thinking and mastery of the basic concepts of science among SMPN students in Central Lombok Regency. This type of research is a quantitative descriptive research with survey methods. Critical thinking tests and mastery of concepts by students using multiple choice instruments. The results showed that the average results: a) The critical thinking skills of nine high school students in Central Lombok were 71.69% with high criteria. The second critical thinking indicator, which provides further explanation, achieves the highest score in comparison with other indicators. b) Control of the basic concepts of natural sciences students with 76.20% with high criteria. The first indicator for controlling the concept is remembering who scores the highest score compared to other indicators

scholarly journals THE EFFECTIVENESS OF THE POWER OF TWO STRATEGY ON CRITICAL THINKING SKILLS HIGH SCHOOL STUDENT

2019 ◽  
Vol 3 (2) ◽  
pp. 194-206
Author(s):  
Riana Putri ◽  
Anik Ghufron
Keyword(s):  
High School ◽  
High School Students ◽  
Critical Thinking ◽  
Experimental Design ◽  
Random Sampling ◽  
Thinking Skills ◽  
T Test ◽  
Critical Thinking Skills ◽  
School Students ◽  
Quasi Experimental

KEEFEKTIFAN STRATEGI THE POWER OF TWO TERHADAP KECAKAPAN CRITICAL THINKING SISWAAbstrakPenelitian ini bertujuan untuk menguji efektivitas strategi the power of two terhadap kecakapan critical thinking. Penelitian ini adalah penelitian quasi-experimental design. Penelitian dilaksanakan di sekolah dengan kemampuan level tinggi, sedang, dan rendah di daerah Kabupaten Bantul Yogyakarta pada Semester Genap Tahun Ajaran 2018/2019. Sampel kelas dipilih dengan menggunakan teknik random sampling terpilih 2 kelas pada masing-masing sekolah. Data yang dikumpulkan adalah data tes kecakapan critical thinking. Data dianalisis melalui uji independent sampel t-test dan uji Anova. Hasil penelitian menunjukkan pembelajaran dengan menggunakan strategi the power of two lebih efektif daripada menggunakan strategi ekspositori terhadap kecakapan critical thinking siswa SMA Kelas XI MIPA, terdapat perbedaan kecakapan critical thinking pembelajaran yang menggunakan strategi the power of two dan pembelajaran yang menggunakan strategi ekspositori terhadap kecakapan critical thinking pada sekolah dengan level tinggi, sedang, dan rendah, dan ada interaksi antara penggunaan strategi the power of two dan sekolah dengan level tinggi, sedang, dan rendah terhadap kecakapan critical thinking peserta didik.Kata kunci: the power of two, critical thinking, strategi ekspositoriAbstractThis study was aimed at examining the effectiveness of the power of two strategy on critical thinking skills. This research was chategorized as a quasi-experimental design research. The study was conducted in high, medium and low-level schools in Yogyakarta in the even semester of the 2018/2019 school year. Class samples were selected using a random sampling technique, then 2 classes were selected in each school. The data collected were critical thinking skills test data. There data then analyzed through independent sample t-test and ANOVA test. The results show that the power of two strategy was more effective than using expository strategies for the critical thinking skills of high school students. There were differences in critical thinking learning skills using the power of two strategy and expository strategy for critical thinking skills in schools with high, medium, and low levels. There is also an interaction between the use of the power of two strategy towards the students' critical thinking skills.

scholarly journals MODUL INTERAKTIF EFEK FOTOLISTRIK BERBASIS LCDS UNTUK MENSTIMULUS KEMAMPUAN BERPIKIR KRITIS DAN KETERAMPILAN PROSES SAINS

2020 ◽  
Vol 8 (1) ◽  
pp. 79
Author(s):  
Ani Latifatun Naj'iyah ◽  
Agus Suyatna ◽  
Abdurrahman Abdurrahman
Keyword(s):  
Critical Thinking ◽  
Data Analysis ◽  
Thinking Skills ◽  
Photoelectric Effect ◽  
T Test ◽  
Critical Thinking Skills ◽  
Process Skills ◽  
Science Process Skills ◽  
Paired Sample ◽  
Analysis Technique

The purpose of this research are to knowing the differences of critical thinking skills using interactive module photoelectric effects  with printed module, describe the improvement of students' critical thinking skills after the interactive module is applied, describe science process skills in students who use interactive module of photoelectric effects, and knowing student responses to the use interactive module of photoelectric effects. The study was conducted in Natar 1 Public High School, in the even semester 2018/2019 academic year with research design nonequivalent control group design.The research instrument used was a questionnaire (questionnaire), Student Worksheet (LKPD) along with observation sheets and test questions. Data collection techniques were carried out by test techniques, questionnaires and LKPD contents. The data analysis technique of critical thinking ability is done by normality test, homogeneity test and N-gain. The data analysis technique of science process skills is done by calculating the average grade of the class then adjusted to the index classification table of science processes. Hypothesis testing is done by Paired Sample T Test and Independent Sample T Test. The results of the study show that (1) the application of the photoelectric effect interactive module is able to improve students' critical thinking skills, this is seen from the N-gain value and paired sample t test results, 2) there are significant differences in critical thinking skills between students who use interactive modules with printed modules, this is seen from the differences in the n-gain values of both classes and the results of the independent sample t test, (3) the value of students' science process skills is 82.6 with a high category, and (4) students gave a positive response to the utilization of the photoelectric effect interactive module.

scholarly journals PEMANFAATAN MEDIA SOFTWARE TRACKER UNTUK MENINGKATKAN KEMAMPUAN BERPIKIR KRITIS PESERTA DIDIK PADA MATERI IMPULS DAN MOMENTUM DI SMKN 1 SOREANG

2017 ◽  
Vol 2 (1) ◽  
pp. 17-22
Author(s):  
Furi Chorina Agustin ◽  
Yudi Dirgantara ◽  
Ade Yeti Nuryantini
Keyword(s):  
Critical Thinking ◽  
Cognitive Abilities ◽  
Positive Impact ◽  
Sampling Technique ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
Critical Thinking Ability ◽  
Analysis Technique ◽  
Thinking Ability ◽  
High Level

This study originated from the lack of utilization of learning media during the learning process. Teaching methods used by teachers are less varied so that learners are only trained in cognitive abilities only while for high-level thinking skills such as critical thinking ability is still low. One alternative that can be done to improve the skills of critical thinking is to utilize the Software Tracker media. This study aims to determine the improvement of critical thinking skills of learners through the use of Software Tracker media on the material impulse and momentum. The research method used is Pre-Experiment with design One-Group Pretest-Posttest Design. The sample of this research using Purposive Sampling technique. The research instrument used in this research is the critical thinking skills of the students of impulse material and momentum to measure the critical thinking ability of learners. The data analysis technique uses normality test, and t test to normalized n-gain value from pretest and posttest value of learners using Microsoft Excel. The results showed that the critical thinking skills of learners increased after utilizing the Software Tracker media during learning. The result of this research is proved from the significant value of ttable test of 1.691 while t count is 24.53 which means H0 is rejected and Ha accepted. The results of this study indicate that the use of Software Tracker media on the material impulse and momentum have a positive impact on improving the critical thinking skills of learners.

scholarly journals Exploring Mathematical Critical Thinking Skills of Yogyakarta Junior Secondary School Students

2018 ◽  
Vol 8 (1) ◽  
pp. 29-38
Author(s):  
Elsa Susanti ◽  
Endah Retnowati
Keyword(s):  
High School Students ◽  
Critical Thinking ◽  
Mathematics Learning ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
Research Subjects ◽  
School Students ◽  
Evaluation Standard ◽  
Junior Secondary Schools ◽  
Junior Secondary

This article explores the skills and difficulties in critical thinking of junior Indonesian high school students in mathematics learning. Fifty students of grade IX who were purposive randomly selected from state junior secondary schools in Yogyakarta City were involved as the research subjects. The data were obtained from the test of mathematical critical thinking on the material of geometry. The test consisted of four items that describe each aspect of critical thinking skills, namely interpretation, analysis, evaluation, and inference. The analysis was done by showing the steps of the students ‘answers. The result indicated that the average of the aspects of mathematical critical thinking of students were on the high criteria with students’ greatest difficulties being in the analysis standard. Meanwhile,the average student success in the interpretation standard was 82%, the standard of the analysis was 46.25%, the evaluation standard was 78.25%, and the inference standard was 77%. Furthermore, from the results of the sample students’ exploration answers, it is expected that future teaching should not only focus on fluency in calculation but also on training the students in how to explain the solution steps of the problem solving process as this is important part in critical thinking.

scholarly journals The Implementation of Portfolio Assessment to Increase Critical Thinking Ability for High School Students on Human Coordination System Material

2021 ◽  
Vol 9 (3) ◽  
pp. 130-136
Author(s):  
Annisa Tiara Linanti ◽  
Saiful Ridlo ◽  
Siti Harnina Bintari
Keyword(s):  
High School Students ◽  
Critical Thinking ◽  
Portfolio Assessment ◽  
Deep Understanding ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
Control Group ◽  
School Students ◽  
Control Group Design ◽  
Coordination System

Critical thinking has an essential role in the development of 21st-century skills to form students who have a deep understanding of the subject being studied. The use of portfolio assessment is believed to be a means of mastering a subject. This study was aimed to analyze whether the implementation of portfolio assessment in Biology learning in human coordination systems material can improve students' critical thinking skills. This study used a pretest and posttest control group design. Based on the results of the analysis, it was found that the means posttest score of students' critical thinking skills in the experimental class was 78.28, and the control class was 63.36. The Independent Sample T-Test showed a significant mean difference between the experimental class and the control class. The improvement of critical thinking skills by implementing portfolio assessment was better than the control class. The regression test showed that the contribution of the portfolio assessment to the improvement of critical thinking skills was 19.1%. The results of the analysis showed that the portfolio assessment distributed students in three categories of critical thinking skills were 59.4% in the enough category, 31.3% in the good category, and 9.4% in the very good category. The conclusion is that the implementation of portfolio assessment has a positive effect on increasing students' critical thinking skills in the human coordination system material.

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