scholarly journals Implementation Of PBL Model To Enhance Critical Thinking Skills And Argumentation Skills Of Students

Author(s):  
Indra Drajat Sopwan ◽  
Usep Soetisna ◽  
Sri Redjeki

This research is the tendency of students who only received learning material sourced from teachers through lectures, so that students are less active in the learning process more towards teacher centered. Because during the learning process in the classroom only emphasize knowledge of low-level thinking, students should be able to develop the ability of critical thinking and argumentation skills of students during the learning process so that it will get used to argue and higher level thinking. This study aimed to analyze the implementation of PBL models to improve the ability of critical thinking and argumentation skills as well as to determine the relationship between the ability of critical thinking skills and argumentation skills. The method used Nonequivalent Control Group Design. The population in this study is the class X.1 and X.2 Senior High School PGRI 1 Majalengka in 2015/2016 school year and totaling 47 students. Sampling was done by using cluster random sampling, were divided into 2 groups: PBL model class with 24 students and other class are not using PBL as many as 23 students. Instruments in this research is the description of critical thinking skills and argumentation skills test, observation sheets and questionnaires for students. Hypothesis test using parametric statistical tests in this case to test the hypothesis of implementation PBL models to enhance the critical thinking skills using Manova test was obtained p <0.05 is 0.01 <0.05, which means there is an increased implementation of the PBL model of critical thinking skills of students and hypothesis test of� implementation PBL model to enhance argumentation skills of was obtained p <0.05 is 0.03 <0.05, which means there is an increased implementation of the PBL model of argumentation skills of the students, as well as the correlation coefficient to determine the relationship of critical thinking skills and the skills of argumentation studied through the PBL model obtained p <0.05 is 0.049, which means there is an interaction between critical thinking skills and argumentation skillsKeywords: PBL Model; Critical Thinking Skills; Argument Skills

2016 ◽  
Vol 2 (1) ◽  
Author(s):  
Baiq Ismayawati ◽  
Agus Abhi Purwoko ◽  
Muntari

This study aims to describe the differences in critical thinking skills and chemistry learning achievement between learners who follow the model of problem-based learning (PBL) in cooperative learning settings TGT and GI at the rate of material reaction. The research is a quasi-experimental research design with pretest-posttest non equivalent control group designe with sample XI IPA 1 and XI IPA 2 are determined by random selection technique based on similarity mean value of daily tests I. Experiential learning and learner response is estimated to affect more significant learning achievement in the classroom PBM setting GI as evidenced by the average N-Gain learning outcomes in the classroom PBM setting GI of 0.43 and the average N-Gain learning achievement in the classroom PBM setting TGT of 0.32. The differences are also evidenced by the results of the hypothesis test showed a significance value of 0.002 (p <0.05). While based on the calculation of the average critical thinking skills in mind that PBM setting TGT has a more significant effect than the PBM GI settings as evidenced by the difference in the value of critical thinking skills after learning process (posttest) and prior to the learning process (pretest) on PBM classroom setting TGT and PBM GI settings are respectively 19.93 and 14.42. While the test is based on differences in critical thinking skills, it is known that there are differences between classes of critical thinking skills PBM settings TGT and PBM settings GI as evidenced by the significant value of 0.018 (p <0.05).Keywords: PBM setting TGT, PBM setting GI, critical thinking skills, learning achievement of chemistry.


2021 ◽  
Vol 7 (3) ◽  
pp. 401
Author(s):  
Mohamad Nor Aufa ◽  
Rusmansyah Rusmansyah ◽  
Muhammad Hasbie ◽  
Akhmad Jaidie ◽  
Amalia Yunita

This study aims to analyze the effect of using an E-module with a wetland environment-based PBL model on students' critical thinking skills and environmental care attitudes. This study was a quasi-experimental study with a non-equivalent posttest only control group design. The study population was 150 students, while the sample was selected by random sampling. The number of samples in this study was 64 students who were divided into two classes. The instrument used was a test, namely a question of critical thinking skills in the form of an essay and a non-test in the form of a questionnaire for environmental care attitudes. The collected data were analyzed by using Multivariate Analysis of Variance. The results showed that the significance of the three hypotheses was 0.000, which means less than 0.05 (0,000 <0.05). So, it can be concluded that there is a positive effect of using the E-module with the PBL model on critical thinking skills and environmental care attitudes. The novelty of this study integrates the wetland environment in the learning process using teaching materials in the form of E-modules in the learning process of the topic of acid-base solutions on critical thinking skills and environmental care attitudes of students


Author(s):  
Khairani Sarwinda ◽  
Eli Rohaeti ◽  
Mirra Fatharani

The study aims at developing the valid Contextual Teaching-Learning (CTL) Approach-based audio visual learning media in order to improve the learning motivation and the critical thinking skills significantly and also at identifying the effectiveness level of the Contextual Teaching-Learning (CTL) Approach-based audio visual learning media in improving the students’ learning motivation and critical thinking skills. Therefore, autoatically the nature of the study is research and development. During the conduct of the study, the data were gathered by using the random sampling technique. Then, the data gathering instruments that had been implemented were the media assessment questionnaire, the observation, the motivation questionnaire and the critical thinking skills test. The results of the study show that the Contextual Teaching-Learning (CTL) Approach-based audio-visual learning media that has been developed by using the Borg & Gall model is considered valid. The students’ learning motivation has increased as having been confirmed by the fact that the students are more enthusiastic, more interested and happier in attending to the learning process. Furthermore, the results of the students’ critical thinking skills test in the experimental group show that 25 students have met the passing grade while the remaining 6 students have not met the passing grade. On the other hand, the results of the students’ critical thinking skills test in the control group show that 20 students have met the passing grade while the remaining 12 students have not met the passing grade. In other words, these findings show that the learning process through the use of the Contextual Teaching-Learning (CTL) Approach-based audio-visual learning media is able to improve the students’ learning motivation and critical thinking skills.


2021 ◽  
Vol 9 (1) ◽  
pp. 65-75
Author(s):  
Zainatul Hasanah ◽  
Andi Ulfa Tenri Pada* ◽  
Safrida Safrida ◽  
Wiwit Artika ◽  
Mudatsir Mudatsir

The learning process only focuses on the material by memorizing concepts, students do not use LKPD to do practical work optimally, so the biology learning process in schools does not encourage students to practice critical thinking skills. This study aims to improve students' critical thinking skills by using the PBL learning model combined with STEM-based worksheets on environmental pollution conceptin class 10th SMA Negeri Bireuen district. The approach used is experimental design, the method used is quasi-experimental, with a pretest-posttest design non-equivalent control group design. Population in class 10th IPA SMAN 1 and SMAN 2 Peusangan designed 252 people. The sampling technique used was purposive sampling technique. The research sample was 140 students. The number of samples in the experimental class was 71 people and 69 people in the control class. The instrument used was a reasoned multiple choice question accompanied by a rubric. The data analysis used was n-gain and independent t-test. The results showed that the critical thinking skills obtained was 0.93, with an increase in class critical thinking skills including the high category. The results of the independent sample t-test obtained Sig. (0,000) α (0.05) then Ha is accepted, so it is suggested that there are differences in the critical thinking skills of students between the experimental class and the control class on environmental pollution material in class X SMAN Bireuen. The implementation of PBL learning model combined with STEM-based LKPD can improve students' critical thinking skills on environmental pollution material in class 10th SMA Negeri Bireuen Regency.


2019 ◽  
Vol 2 (2) ◽  
pp. 79-84
Author(s):  
Niki Harjilah ◽  
Rosane Medriati ◽  
Dedy Hamdani

Penelitian ini bertujuan untuk mendeskripsikan apakah ada pengaruh yang signifikan peserta didik yang diajar dengan model inkuiri terbimbing terhadap keterampilan berpikir kritis pada mata pelajaran fisika dan mendeskripsikan berapa besar pengaruh model inkuiri terbimbing tehadap keterampilan berpikir kritis peserta didik. Penelitian ini merupakan penelitan quasi experiment dengan desain nonequivalent control group desain. Hasil analisis deskriptif menunjukkan bahwa rata-rata skor keterampilan berpikir kritis mengalami peningkatan di kelas eksperimen dan berdasarkan uji hipotesis dengan thitung > ttabel (7.10059 > 1.66827) dapat disimpulkan bahwa terdapat pengaruh yang signifikan antara pembelajaran dengan model inkuiri terbimbing terhadap keterampilan berpikir kritis pada mata pelajaran fisika. Besar effect size model inkuiri terbimbing terhadap keterampilan berpikir kritis sebesar 3,208 dengan pengaruh 94,2%.Kata kunci: Inkuiri Terbimbing, Keterampilan Berpikir KritisThis study aims to describe whether there was a significant effect of students taught with guided inquiry models on critical thinking skills in physics subjects and how much effect the guided inquiry model has on students' critical thinking skills. The research was a quasi-experiment with a nonequivalent control group design. The results of the descriptive analysis obtained an average score of critical thinking skills increased in the experimental class and based on the results of the hypothesis test with tcount > ttable (7.10059 > 1.66827),  it can be concluded that there is a significant effect of learning with guided inquiry models on critical thinking skills in the physics subjects. The effect size of the guided inquiry model on critical thinking skills is 3.2 with an effect of 94.2%. Keywords: Guided Inquiry, Critical Thinking Skills                                                             


2018 ◽  
Vol 17 (2) ◽  
pp. 300-319
Author(s):  
Budi Jatmiko ◽  
Binar Kurnia Prahani ◽  
Munasir Munasir ◽  
Z. A. Imam Supardi ◽  
Iwan Wicaksono ◽  
...  

Critical thinking skills are one of the 21st century skills that are effectively trained by using the OR-IPA and Problem Based Learning (PBL) Model, therefore this research aims to compare the effectiveness of both. Research design used True Experiment with Randomized Subject Control-group Pre-test and Post-test with 94 pre-service physics teachers. Data collected using the critical thinking skills test and the student response sheet, and then analyzed using t-test and N-gain. The results showed: (1) the teaching instruments of OR-IPA and PBL Model have fulfilled the validity requirements (rα ~ .26) and reliability (α = .96 - .99). (2) Each of OR-IPA, PBL, and Conventional Model can significantly increase critical thinking skills at α = 5%, respectively with average N-gain: medium (.60), medium (.48), and low (.14); with the student response of: very positive, very positive, and less positive. (3) The OR-IPA and PBL Model are effective to improve critical thinking skills, while the Conventional Model is ineffective, and the OR-IPA Model is more effective compared to the PBL Model. Implication of this research is that the OR-IPA Model can be an innovative solution to improve critical thinking skills, but there is still a need for repetitive research like this. Keywords: basic physics, critical thinking skills, OR-IPA model, pre-service physics teachers, and PBL model.


Author(s):  
Lailatul Badriyah ◽  
Warsono Warsono ◽  
Ali Haidar

The Jurisprudential Inquiry learning model is a learning model in its application facilitating learners to be sensitive to social problems, take a position on the problem, and maintain that position / attitude with relevant and valid arguments so as to improve students' critical thinking skills. Critical thinking in this research refers to five indicators, namely the ability to form conclusions, formulate questions, uncover problems, formulate alternative solutions. The purpose of this study was to determine the effect of Jurisprudential Inquiry learning model on critical thinking skills of MTs N 1 Situbondo students. This study uses experimental research design with the form of Quasi-Experimental Design with the type of pretest posttest control group design. The sample in this study was class VIII G numbering 22 students and VIII H a number of 24 students with purposive sampling sampling technique. The technique of collecting data uses test questions with the description form. The data analysis technique in this study is to use the independent sample t-test. The results of this study indicate that there is a significant influence on the use of the Jurisprudential Inquiry learning model on students' critical thinking with indicators formulating conclusions, formulating questions, expressing problems and providing alternative solutions. The results of the hypothesis test show tcount 3.362 and ttable with a significance level (5%) 0.05, degree of freedom (db) = (n-2) then obtained t(0.05) (44) table = 2.015. The results of tcount>ttable,which shows the results of 3.362> 2.015. As for the significance level of 5% (0.05) has a significance value α> 0.05, i.e. (2-tailed) 0.694> 0.05., it can be concluded that thelearning model is Jurisprudential Inquiry more influential than themodel Problem Solving on the critical thinking ability of students on the material emergence of national organizations and the growing spirit of nationalism.


2019 ◽  
Vol 5 (15) ◽  
pp. 337-342
Author(s):  
Muhibbuddin MUHİBBUDDİN ◽  
Suhrawardi ILYAS ◽  
Cut Eka PARA SAMYA

Critical thinking skills and scientific behaviors are important abilities that must be mastered and possessed by students in solving problems. The problem which frequently faced by students is they have been able to comprehend the science but have not been able to provide conclusions logically and systematically. The phenomenon shows the low critical thinking skills and scientific behaviors of students. To overcome these problems, it needs a change in the process of delivering learning material to students. This research aims to answer the question of whether learning through the implementation of the predict observe explain model has an effect on improving student critical thinking skills and scientific behaviors. The method used in this research is an experimental design pretest posttest control group. The parameters measured were critical thinking skills and scientific behaviors. Improvement of critical thinking skills and scientific behaviors was measured by calculating gain normalization (n-gain). The instruments used were the observation sheet and objective tests with five alternative answers. Data collection is done through pretest, posttest and observation during the learning process. Analysis of critical thinking skills was done by comparing the initial ability with the final ability of students and tested the significance of the two different tests on average using independent simple t-test. The results of the study indicated that the initial ability of thinking skills between the experimental and control classes did not have a significant difference, while the final ability showed significantly different results. Based on these results, it can be concluded that the implementation of the the predict observe explain model contribute in student critical thinking skills and scientific attitudes. Keywords predict observe explain, critical thinking, , scientific behavior


2021 ◽  
Vol 9 (4) ◽  
pp. 555-564
Author(s):  
Safiratul Fithri ◽  
Andi Ulfa Tenri Pada* ◽  
Wiwit Artika ◽  
Cut Nurmaliah ◽  
Hasanuddin Hasanuddin

The learning process only focuses on the material by memorizing concepts, students have not utilized worksheets to do practical work optimally, so the biology learning process in schools does not encourage students to practice critical thinking skills. This study aimed to determine the effect of implementing STEM-based student worksheets in improving students' critical thinking skills at SMP Negeri 1 Peusangan, Bireuen Regency. This study used a pretest-posttest control group design. The study population was 88 VIII grade students of SMP Negeri 1 Peusangan. The research sample consisted of 67 students. The sample is determined through the purposive sampling technique. The researcher determines the class of the research sample using purposive sampling. The taking of the experimental class and the control class is determined by looking at the standard deviation of the results of the homogeneous pretest of students (the ability of homogeneous students). Critical thinking skills are measured by multiple-choice questions with reason. It is used to determine the increase and difference in the critical thinking skills of students. Analysis of N-Gain test data, paired sample t-test, and independent sample t-test. The results showed that the implementation of STEM-based LKPD could improve students' critical thinking skills on excretory system material in class VIII of SMP Negeri 1 Peusangan. In addition, there are differences in the KBK of students between the experimental class and the control class on the excretory system concept in class VIII of SMP Negeri 1 Peusangan.


2019 ◽  
Vol 2 (2) ◽  
pp. 245-253
Author(s):  
Isma Yunita ◽  
Alinis Ilyas

Abstract: The use of electromagnetic induction teaching aids is designed to create students who are active in the learning process so that they can improve their critical thinking skills. The ability to think critically is a reasonable and reflective thought that focuses on deciding what must be done. This study aims to determine the effectiveness of using teaching aids on students' critical thinking skills. The type of research conducted in this study was a quasy experiment with a non equivalent control group design. The population in this study was class XII MA Mathla'u Anwar Gisting. The sampling technique uses purposive sampling. With class XII IPA 1 as the experimental class and class XII IPA 2 as the control class. To measure the critical thinking skills of students, tests were carried out with 10 questions about essays and knowing the feasibility of using electromagnetic induction teaching aids can be done by observation. Furthermore, the data was tested using the normality, homogeneity, and T test. The results of the statistical tests showed a significant level <0.05, which means that H0 was rejected and H1 was accepted. The results showed that there was effectiveness in using teaching aids on students' critical thinking skills in electromagnetic induction material.Abstrak: Penggunaan alat peraga induksi elektromagnetik dirancang untuk menciptakan peserta didik yang aktif didalam proses pembelajaran sehingga dapat meningkatkan kemampuan berpikir kritis. Kemampuan berpikir kritis merupakan sebuah pemikiran yang masuk akal dan reflektif yang berfokus untuk memutuskan apa yang mesti dilakukan. Penelitian ini bertujuan untuk mengetahui efektivitas penggunaan alat peraga terhadap kemampuan berpikir kritis peserta didik. Jenis penelitian yang telah dilakukan dalam penelitian ini adalah quasy experiment dengan desain non equivalent control group. Populasi pada penelitian ini adalah kelas XII MA Mathla’u Anwar Gisting. Teknik pengambilan sampel menggunakan purposive sampling. Dengan kelas XII IPA 1 sebagai kelas eksperimen dan kelas XII IPA 2 sebagai kelas kontrol. Untuk mengukur kemampuan berpikir kritis peserta didik dilakukan tes dengan soal esay berjumlah 10 soal serta mengetahui keterlaksanaan dalam penggunaan alat peraga induksi elektromagnetik dapat dilakukan dengan observasi. Selanjutnya data di uji dengan menggunakan uji normalitas, homogenitas, dan uji T. Hasil uji statistik menunjukkan taraf signifikan < 0,05 yang berarti H0 ditolak dan H1 diterima. Hasil penelitian menunjukkan bahwa terdapat keefektivitasan penggunaan alat peraga terhadap kemampuan berpikir kritis peserta didik pada materi induksi elektromagnetik


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