scholarly journals PENERAPAN MODEL PEMBELAJARAN BERBASIS MASALAH UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KRITIS SISWA SMA NEGERI 2 METRO

2012 ◽  
Vol 3 (1) ◽  
Author(s):  
Ade Gunawan

The research was to incrase of students' critical thinking skills. The subject of this study were SMAN 2 Metro grade X4 class numbering 30 student in the second semester of the academic 2011/2012. And the object of his research is the critical thinking skills. The results showed that the implementation of problem-based learning model on Biology learning, can increase students' critical thinking skills. Increase critical thinking skills is almost all indicators, such as the ability of clarification, argumentation skills, induction skills, deduction skills, and ability to perform and execute. Increase critical thinking skills that students can be seen from the increase in the average value of each point about the cycle I and cycle II. The success of critical thinking can also be seen from the increase in the thoroughness of learning, that is equal to 6 students in cycle I to cycle II is 24 students. The means the percentage of students who achieve greater value equal to 72 also increased, from 20% in cycle I to 80% in cycle II. Kata Kunci: Pembelajaran Berbasis Masalah, Keterampilan Berpikir Kritis

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.


2020 ◽  
Vol 5 (2) ◽  
pp. 127-139
Author(s):  
Isti Citra Wulandari ◽  
Nuri Dewi Muldayanti ◽  
Anandita Eka Setiadi

Based on observations when apprenticed at SMAN 7 Pontianak it was known that students' critical thinking skills are still low. Therefore, a variety of learning models are needed to improve students' critical thinking skills. The purpose of this research was to determine the differences and effective learning model in improving students' critical thinking skills between students taught using the project-based learning model and the problem based learning model. The research method used was a quasi-experiment with a nonequivalent control group design. The data collection techniques used were measurement. The results showed a significant value of the T-test was 0.000<0.05. This means that there are differences in students' critical thinking skills taught using the project-based learning model and problem-based learning. The average value of N-Gain in the project-based learning model was 0.69 (moderate) while the problem-based learning model was 0.58 (moderate), so the project-based learning model is more effective than the problem based learning model on students' critical thinking skills.Keywords: Critical thinking skills, problem-based learning, project-based learning, cell material


2019 ◽  
Vol 4 (1) ◽  
pp. 11
Author(s):  
Sebastianus Fedi ◽  
A S Gunsi ◽  
A H Ramda ◽  
B Gunur

<p>This research is aim to compare the students critical thinking skills who engaged in a problem-based learning model with students who engaged in conventional learning. This is experimental research, with posttest only control group design. The population is 50 of Accounting XI students in Widya Bhakti Vocational School in Ruteng, Flores. Samples grouping on nonprobability sampling, that is saturated sampling where all of this population members are used as samples. The sample in the experimental class was all 24 students of class XI Accounting 1 who received treatment problem-based learning, while the control class sample was all 26 students of class XI Accounting 2 who received conventional learning. Data is collected through tests in the form of description questions.</p>A prerequisite test was carried out before testing the research hypothesis: the normality test and the homogeneity test. The results of these prerequisite test are data in two groups indicated as normally distributed and both are homogeneous. Then, the research hypothesis was tested using t-test. Obtained and on a significance level of and degrees of freedom. Because then is rejected while is acceptable. In this case,  the average value of critical thinking skills in the experimental class,  the average value of critical thinking skills in the control class. The meaning of the results of this analysis are: (1) when compared to conventional learning models, the problem-based learning model has a more positive and significant influence on the formation of students' critical thinking skills; (2) The value of t-count = 4.005 indicates that the average value of critical thinking skills of students using problem-based learning models is so higher than the average value of conventional learning students' critical thinking abilities.


2020 ◽  
Vol 9 (4) ◽  
pp. 183-190
Author(s):  
Kasmiati Kasmiati ◽  
Tahril Tahril ◽  
Vanny M. A. Tiwow

This study aimed to identify the effect of the problem-based learning model on the reaction rate toward critical thinking abilities of students of MAN 1 Palu. This study was a quasi-experiment with a pretest-posttest control group design. Sampling was taken by purposive sampling technique with the sample of class XI MIA 3 as the experimental group (n = 18) and class XI MIA 4 as the control group (n = 14). The results of the study and data analysis obtained an average value of students' critical thinking skills from the questionnaire that the experimental group was 82.95%, higher than the control group (73.43%). The average value of students' critical thinking skills from the description test showed that the experimental group was 79.42%, higher than the control group (58.02%). Students' critical thinking skills data using parametric statistical analysis with t-test (right-party t-test) obtained tcount > ttable was 6.83 > 2.04 which corresponds to the H1 acceptance area, therefore H1 was accepted and H0 rejected. This means that students 'critical thinking skills in the experimental group were higher than in the control group. The results of this study concluded that the problem-based learning model had a significant influence on the thinking ability of students in grade XI on the reaction rate at MAN 1 Palu.


2020 ◽  
Vol 3 (2) ◽  
pp. 15-21
Author(s):  
Siti Fatimah

The purpose is to increase critical thinking skills and conceptual understanding of mathematical trigonometric equations through problem-based learning model. The type of money research used is PTK with the subjects of all class XI MIA 3 students of SMA Negeri 1 Pandaan in the 2019/2019 academic year, totaling 35 students. The results showed that after the first cycle was implemented, 73.06% of students who think critically with sufficient qualifications were obtained, then increased in the second cycle with a result of 81.66%. The students’ conceptual understanding also increased where in the first cycle of 35 students only 6 students (17.14%), then increased in cycle II to 19 students (54.29%) with good qualification. It showed that the problem-based learning model can actually improve critical thinking skills and conceptual understanding because students are actively involved in collecting, studying, and discussing math facts related to the subject matter of trigonometric equations compared to before.


2020 ◽  
Vol 5 (2) ◽  
pp. 164
Author(s):  
Wa Ode Hasriani ◽  
Muhammad Anas ◽  
La Sahara

This study aims to: 1) describe the improvement of student learning outcomes in learning physics class XI IPA2 SMA Negeri 1 Loghia which is taught by using a problem-based learning model assisted by pictorial riddle on the subject matter of elasticity and hooke law. 2) describe the improvement of students' critical thinking skills in physics learning class XI IPA2 SMA Negeri 1 Loghia on the subject matter of elasticity and hooke law taught by using problem-based learning models assisted by pictorial riddle 3) describe the completeness of students learning in physics learning class XI IPA2 Loghia State High School 1, which is taught by using a pictorial riddle-based problem-based learning model on the subject of elasticity and hooke law. The data analysis was performed by descriptive statistics. From the analysis of the data obtained the average of cognitive learning outcomes of students in the first cycle is 74.71. The average critical thinking skills in the first cycle are indicators giving 38.79 simple explanations, building basic skills 28.45, concluding 38.79, making further explanation 31.90 and indicators of strategy and tactics 50.86. As for the percentage of mastery learning classically in the first cycle of 65.52%. In the second cycle obtained the average of cognitive learning outcomes of 79.83. The average critical thinking skills in the second cycle of the indicators provide a simple explanation of 57.76, building basic skills 84.48, concluding 93.10, making further explanation 74.13 and indicators of strategy and tactics 88.79. While the percentage of mastery learning classical students in the first cycle amounted to 79.31%. Based on the results of the research and discussion it can be concluded that the application of problem based learning model assisted by pictorial riddle can improve cognitive learning outcomes and 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


2020 ◽  
Vol 5 (1) ◽  
pp. 60-63
Author(s):  
Eulis Sopia Fardiani ◽  
Yogi Nugraha ◽  
Nadya Putri Saylendra

This study aims to improve the critical thinking skills of students of class XI IPA 2 MAN 2 Karawang on PPKn subjects through the Decision Making learning model. The use of this learning model is one of the efforts to improve critical thinking skills of students of class XI IPA 2 MAN 2 Karawang on PPKn subjects. The research method used in this study is the Classroom Action Research (CAR) method, which is research conducted by teachers in their own class with the aim of improving their performance as teachers, so that student learning outcomes become more improved. The PTK model used is the Kemmis & Mc model. Taggart which consists of planning, implementation, observation, and reflection. The instruments used are test results, observation, and interviews. Learning outcomes tests are used to measure students' success in critical thinking skills in the subject of analyzing cases of threats to ideology, politics, economics, socio-culture, defense and security and strategies to overcome them in the frame of Bhineka Tungga Ika). Observation and interview using observation format and interview format. The results showed that the use of the Decision Making learning model can improve students' critical thinking skills in PPKn subjects. From the pre-action class average value 28.76, it becomes 49.41 in the first cycle, 67.53 in the second cycle, and 91.79 in the third cycle..


2016 ◽  
Vol 4 (1) ◽  
pp. 24
Author(s):  
Sri Yuliyanti ◽  
Saiful Prayogi ◽  
Bq. Azmi Sukroyanti

This research aims to enhance students’ critical thinking skills of SMP Islam Abhariyah on the academic year 2015/2016 through the application of the generative learning model. Research method used was classroom action research (PTK). This research was conducted in two cycles. Each cycle consist of planning, implementating, observating, and reflecting. Data learning activities of the students and teachers’ activities obtained by observation, while data on students’ critical thinking skills test was obtained by an evaluation at the end of each cycle. The subject of this study was 28 students in VIII-B class. Application of the generative learning model in this study considered as successful if the value of critical thinking skills of the students at a minimum categorized as critical. The data for student’s critical thinking skills was accomplished by using an essay test, and the average value of students is 41.96 (categorized very less critical) whit classical completeness achieved only 3,57% in the cycle I and in the cycle II showed the average value of the students is 68,92 (categorized critical) whit classical completeness increased to 85,71%. Research data of student’s activities was taken by using the student’s observation sheet. The average score in the cycle I is 46.50 (categorized as fairly active) and in the cycle II is 66.00 (categorized as active). The data of teacher’s activities was taken by using teacher’s observation sheet. The presentation of learning material is 64,28% (categorized as good) in the cycle I and 91,06% (categorized as very good) in the gathering II. Thus, the conclusion to this study is the application of the generative learning model can improve students’ critical thinking skills.


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