scholarly journals Using Problem-Based Learning Models to Improve Students' Critical Thinking Skills

2021 ◽  
Vol 13 (3) ◽  
pp. 2585-2594
Author(s):  
Wenny Sulistya Ningrum ◽  
Pratiwi Pujiastuti ◽  
Heri Maria Zulfiati

This research aims to enhance critical thinking abilities through the use of problem-based learning in the Social Science Basic Concepts course. The research method used is Classroom Action Research, which is based on the Kemmis and Taggart model. This research was conducted in two cycle, with the researcher serving as a lecturer and observer during each cycle. The subject of the research was elementary school teacher education. The data collected are presented in table format and analyzed quantitatively in a descriptive manner. The findings indicated that implementing the Problem Based Learning model can help students improve their critical thinking abilities. The results of critical thinking observations in cycle 1 were 39% (poor), and the results of critical thinking skills tests improved from 26% (poor) to 54% (fair). Cycle II was conducted using the same model, and the observation results for critical thinking skills increased from 39% (poor) to 78% (good).  The increasing of students pass critical thinking skills tests from 54% (fair) to 91% (good). It can be concluded that using the Problem Based Learning model can help elementary school teacher education students improve their critical thinking skills.

2021 ◽  
Vol 2 (2) ◽  
pp. 77-85
Author(s):  
Wahyuni Purnami ◽  
Sarwanto Sarwanto ◽  
Suranto Suranto ◽  
Retno Dwi Suyanti ◽  
Mauro Mocerino

The Purpose of this study was to investigate the goodness fit model of Eco Critical Thinking Skills (ECTS) and effectiveness Science Technology Ecocultural Society (STEcS) model in elementary school teacher education programs. Participants in this study were 229 students, taken from 3 universities. The data collection method was an open ended essay test and questioner. The research analysis the goodness fit model used was Lisrel 8 and effect size analysis. The results of the investigation indicated that the construct analysis on the instrument model was categorized as a good fit model category with P-value 0.28 ( 0.05), RMSEA 0.02 (0.08) and other indicators of fit model were above 0.90. Analysis of the effect size based on Cohen's d criteria of 1.391 ( 0.08) is classified as very high criteria. This research concluded that instrument is good fit, Interpretation dimension is highest support. STEcS model is effective to enhance Eco Critical Thinking Skills at elementary school teacher education program. The research implication is Eco Critical Thinking Skills of students can be improved through the application of the STEcS model. The STEcS model is an alternative model for preparing 21st century learning.


2020 ◽  
Vol 4 (3) ◽  
pp. 254
Author(s):  
Ni Putu Dyah Pramestika ◽  
I Gusti Agung Ayu Wulandari ◽  
I Wayan Sujana

In learning mathematics, students are still found to have difficulty in understanding and developing critical thinking skills. Therefore, the purpose of this study is to determine the significant influence of the Problem Based Learning model assisted by concrete media on the ability to think critically mathematics in grade IV in elementary school. This research was a quasi-experimental study with a non-equivalent control group design. The population of class IV SD as many as 293 people. The sample was determined by cluster random sampling technique. The sample in the experimental group was 32 students and the control group was 30 students. Data used as a test method in the form of a subjective test (description). The data obtained were analyzed using the t-test analysis technique with the polled variance formula. The results of data analysis were obtained (t-count = 4.021> t-table = 2,000) at the significance level of 5% (dk = 32 + 30 - 2 = 67) which means that there was a significant difference in the ability to think critically mathematics between groups being taught with the model of Problem Based Learning with media aids Concretely with the group learned using conventional learning models in class IV elementary school. It can be concluded that the Problem Based Learning model assisted by concrete media influences the ability to think critically mathematics in class IV. The results of this study can be used as input for teachers to choose various learning models in teaching.


2021 ◽  
Vol 4 (1) ◽  
pp. 38-47
Author(s):  
Rafhi Febryan Putera ◽  
Ainun Mahfuzah ◽  
Farida S ◽  
M. Habibi ◽  
Puguh Iskandar

The Covid pandemic requires blended learning (a combination of face-to-face and online learning). The low ability to think critically in class makes the learning process not optimal, therefore it is necessary to increase students' critical thinking skills using the Blended-Problem Based Learning learning model. The method used is classroom action research with a sample of 73 semester VI students in the learning media course for Primary School Teacher Education at Padang State University. Students 'initial critical thinking ability was in the very poor category with a percentage of 41%, after the first cycle there was an increase in students' critical thinking skills by 15% and cycle II by 27%. It can be concluded that the Blended-Problem Based Learning learning model can improve students' critical thinking skills


2018 ◽  
Vol 14 (1) ◽  
Author(s):  
Muhammad Dody Hermawan

The purpose of this reaserch are (1) find differences influence model of Group Investigation (GI) and Problem Based Learning (PBL). (2) find differences influence learning motivation of students to critical thinking abilities of learners. (3) find the interaction effect between learning models and learning motivation of the critical thinking skills of learners. This study will be conducted in SMA Martapura, Banjar regency, South Kalimantan. Subjects of the study were students of class XI SMA Martapura academic year 2015/2016. This type of research to be carried out in this study is a quantitative study using experimental methods. Design of this research is 2 X 2 factorial design to data collection technique motivation questionnaire and tests critical thinking skills. The result, 1) There is a difference between the positive influence of the Model Group Investigation (GI) and Problem Based Learning (PBL). 2) There are differences positively influence the motivation of students to critical thinking ability of students in learning the history. 3) There are nointeractions influence student learning model and motivation for students' critical thinking skill There is no interaction effect Learning Model and the Motivation of students' critical thinking skills of students in Learning Historys. Keywords: PBL Models, GI Models, Learning Motivation


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.


Eksponen ◽  
2019 ◽  
Vol 9 (1) ◽  
pp. 55-66
Author(s):  
Berta Apriza

Education functions to upgrading, forming, character and develop civilization nation. Having the ability to think and actions to effective and creative in the realm of abstract and concrete can be used as self development independently. Students need to armed with critical thinking skills, systematic, logical, creative, and cooperate effectively to obtain, choose, and manage an information. Mathematics learning is directed to develop critical thinking skills and discussed open and objective because mathematics having strong and structure clear and links between the concept of the one with another concept. By analyzing learning needs of mathematics, formulate and designed a learning programs, choose a strategies and evaliated them correctly to get good results. The ability critical thinking is very important in studying new matter and that known way, and learn to ask effectively and reach a conclusion consistent with the facts. Mathematic learning with problem based learning is the concept of better used activity of the student during learning. In accordance with statements from Westwood (2008: 31) stated that PBL: 1) propel oneself directly in learning, 2) prepared students to critical thinking and analytical, 3) give opportunity to students to identify, find and use numerous this approuch in should think, 4) is the learning is very closely related to the real world and motivate students, 5) involving activeness in integrating information and skills of various the discipline, and 6) knowledge and strategy by the possibility of will be maintained and tranferred to the learning situation other, improve the ability to communicate and the social skills needed to cooperation and teamwork. By chance the learning process as an alternative in solving mathematical problems with using the ability critical think an to cultivate the scientific attitude of student.


2021 ◽  
Vol 10 (3) ◽  
pp. 346-356
Author(s):  
H. Lestari ◽  
W. Sopandi ◽  
U. S. Sa'ud ◽  
B. Musthafa ◽  
D. Budimansyah ◽  
...  

This study aims to describe the impact of online mentoring activities in implementing the RADEC (Read, Answer, Discuss, Explain, and Create) learning model on the competence of elementary school teachers in training students’ critical thinking skills. The method was a pre-experiment with a one-group pretest-posttest design involving 25 elementary school teachers in Indonesia. The teachers received online mentoring in implementing RADEC learning model. The research instrument was a questionnaire to measure teachers’ knowledge and skills in training critical thinking. The data processing technique was carried out by calculating the mean and the percentage of each item to obtain a description of the teachers’ knowledge and skills in training students’ critical thinking before and after treatment. The data were analyzed inferentially with a paired sample t-test using SPSS version 22 software to see the impact of the treatment on teachers’ competence in training critical thinking. Based on the results of the paired-sample t-test, for both the knowledge and skills aspects, the probability value (sig) was 0.00 <0.05. This result means that there was a significant difference in the knowledge and skills of teachers in training students’ critical thinking skills before and after mentoring activities. The study results indicate that the online mentoring in implementing the RADEC learning model improved teachers’ competence in training elementary school students’ critical thinking skills. 


2014 ◽  
Vol 2 (2) ◽  
pp. 209 ◽  
Author(s):  
Pricilla Anindyta ◽  
Suwarjo Suwarjo

<p class="E-JOURNALTitleEnglish">Penelitian ini bertujuan untuk mengetahui: (1) perbedaan keterampilan berpikir kritis dan regulasi diri siswa antara kelas yang diajar dengan menggunakan <em>problem based leaning</em> dan kelas yang diajar dengan menggunakan pembelajaran ekspositori dan (2) pengaruh penerapan <em>problem based learning</em> terhadap keterampilan berpikir kritis, dan regulasi diri siswa. Penelitian ini merupakan penelitian eksperimen semu. Populasi penelitian ini adalah seluruh siswa kelas V SD Santo Vincentius Jakarta. Pada kelas eksperimen, pembelajaran IPA dilaksanakan dengan model <em>problem based learning</em>, sedangkan pada kelas kontrol dengan  pembelajaran yang biasa digunakan oleh guru yaitu pembelajaran ekspositori. Instrumen yang digunakan adalah (1) tes untuk mengukur keterampilan berpikir kritis siswa ditinjau dari aspek kognitif, (2) skala perilaku untuk mengukur keterampilan berpikir kritis ditinjau dari aspek perilaku dan regulasi diri siswa. Analisis data menggunakan (1) statistik deskriptif untuk mendeskripsikan data keterampilan berpikir kritis dan regulasi diri siswa, dan (2) statistik infe-rensial dengan menggunakan uji t sampel bebas dan uji MANOVA untuk menguji hipotesis penelitian dengan taraf signifikansi 5% (α = 0,05). Hasil penelitian menunjukkan bahwa: (1) terdapat perbedaan keterampilan berpikir kritis siswa yang signifikan antara kelas yang diajar dengan menggunakan <em>problem based leaning</em> dan kelas yang diajar dengan menggunakan pembelajaran ekspositori, dengan nilai sig. 0,040; (2) terdapat perbedaan regulasi diri siswa yang signifikan antara kelas yang diajar de-ngan menggunakan <em>problem based learning</em> dan kelas yang diajar dengan menggunakan pembelajaran ekspositori, dengan nilai sig. 0,005; (3) penerapan <em>problem based learning</em> berpengaruh secara positif dan signifikan terhadap keterampilan berpikir kritis dan regulasi diri siswa, dengan nilai sig 0,021.</p> <p class="E-JOURNALAbstrakKeywords"><strong>______________________________________________________________________________________________________________________________________________________________________________________________________________________________________</strong></p> <p class="E-JOURNALAbstrakTitle"><strong>THE EFFECT OF APPLYING PROBLEM-BASED LEARNING TO CRITICAL THINKING SKILL AND SELF-REGULATION OF 5<sup>TH</sup> GRADERS<br /></strong></p><p class="E-JOURNALAbstrakTitle"><strong><em>ABSTRACT</em></strong></p> <p class="E-JOURNALAbstractBodyEnglish">The objective of this research is to know: (1) the difference between the student’s critical thinking skills and self regulation of the classes taught using problem based learning and expository learning, and (2) the effect of applying problem-based learning to student’s critical thinking skill and self-regulation. This research is a quasi-experimental research study. The population of this research is all 5th graders of St. Vincentius, Jakarta. In the experimental class, science study was done by problem-based learning model, while in the control class by expository learning model. The instruments used are (1) a test to measure students’ critical thinking skill reviewed from the cognitive aspect, (2) a scale of behavior to measure critical thinking skill reviewed from the behavioral aspect and students’ self-regulation. Data analysis used (1) descriptive statistics to describe the data of students’ critical thinking skill and self-regulation, and (2) inferential statistic by using independent sample t-test and MANOVA test to test the hypothesis of research with the significance level of 5% (α = 0,05).The results of this reseach have shown that: (1) there is a difference between the student’s critical thinking skills of the classes taught using problem based learning and expository learning, with sig 0.040; (2) there is a difference between the student’s self regulation of the classes taught using problem based learning and expository learning, with sig 0.005; (3) the application of problem-based learning positively and significantly influences students’ critical thinking skill dan self regulation, with sig 0.021.</p> <strong>Keywords</strong>: problem-based learning, expository learning, critical thinking skill, self-regulation.<br />


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