scholarly journals MODEL PEMBELAJARAN BERBASIS MULTIMEDIA INTERAKTIF (MMI) UNTUK MENINGKATKAN PENGUASAAN KONSEP DAN KETERAMPILAN BERPIKIR KRITIS SISWA PADA MATERI OPTIK

2013 ◽  
Vol 1 (2) ◽  
pp. 86 ◽  
Author(s):  
R. Rahmatiah ◽  
Gunawan Gunawan ◽  
Sutrio Sutrio

This study is an experimental study that aims to determine the increasing of concept mastery and the students critical thinking skills in Optical materials using Interactive Multimedia (MMI) based learning model. Optical materials in this study is limited to the Geometry Optics material. Research design using pre-test - post-test control group design. The population in this study were all students of class X SMA Negeri 2 Mataram Academic Year 2012/2013. Sampling using random cluster sampling, the students of class X-1 as the experimental group and the students of class X-3 as a control group. The increasing data of concepts mastery and critical thinking skills of students were analyzed using t-test formula two parties polled variance and N-gain test. At the significant level of 5% and dk of 79 obtained that ttest is more than ttable (5.198> 1.993). It is obtained for the experimental class N-gain of 71.338% with a high category, whereas for the control class derived N-gain of 60.261% with moderate category. Thus, it can be concluded that the increasing mastery of concepts and critical thinking skills of students in the material Optics, Optics Geometry in this case, in experiments class using the Interactive Multimedia-based learning model (MMI) is higher than in the control class that uses a conventional learning models. 

2020 ◽  
Vol 3 (1) ◽  
pp. 30
Author(s):  
Muhamad Epi Rusdin ◽  
Widodo Widodo ◽  
Guntur Maruto

The STAD cooperative learning model can support active, independent and responsible learning for students. The application of this model is expected to improve students' critical thinking skills. The purpose of this study was to determine the improvement of students' critical thinking skills using Edmodo-assisted learning models. Edmodo was modified to become a teacher tool to expand learning at home. This research is an experimental study using a pretest-posttest control group design involving 39 students of class VIII MTs At-Taqwa Beru, Sikka, East Nusa Tenggara. Based on the results of the study it was found that the Edmodo-assisted STAD type cooperative learning model can improve students' critical thinking skills.


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


2020 ◽  
Vol 3 (1) ◽  
pp. 51-56
Author(s):  
Retno Triningsih ◽  
Mawardi Mawardi

The purpose of conducting this research is to compare the effectiveness of the Problem Based Learning learning model and the Project Based Learning learning model in terms of the critical thinking skills of elementary students. This type of research used in this research is Quasi Experimental with experimental design of Post test-Only Control Group Design. The population in the study were 164 five grade students in Diponegoro Salatiga Cluster, while the sample is 111 students of five grade students in SDN Mangunsari 01, SDN Mangunsari 03, and SDN Mangunsari 05. The results obtained from this study are based on descriptive statistics where the average implementation of the Problem Based Learning learning model is 92.46, while the average implementation of the Project Based Learning learning model is 85.15. the results of critical thinking skills in the Problem Based Learning model are higher than the Project Based Learning learning model reinforced by the T test results obtained by the Sig. (2-tailed) of 0, 047 0.05 thus there is a significant difference between the two groups.


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.


2021 ◽  
Vol 5 (2) ◽  
pp. 77-87
Author(s):  
Jihan Nisa Amini ◽  
Dedi Irwandi ◽  
Evi Sapinatul Bahriah

Abstract. The purpose of this study was to determine the effectiveness of the problem-based learning model based on ethnoscience on students' critical thinking skills on colloidal material. Experiments were conducted on a sample of 36 experimental class students with an ethnoscience-based problem-based learning model and 36 experimental class students with a convention learning model. This research method is a quasi-experimental design with a nonequivalent control group design. The instruments used are essay tests and observation sheets. The results of this study indicate that the average posttest in the experimental class is 76.08, which is higher than the control class, which is 69.33. These results indicate that the use of ethnoscience-based learning problem-based learning models on colloidal material is effective in improving students' critical thinking skills compared to using conventional models.


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.


2020 ◽  
Vol 8 (1) ◽  
pp. 31
Author(s):  
Suhirman Suhirman ◽  
Husnul Khotimah

This study aimed to describe the effect of problem-based learning on students' critical thinking skills and scientific literacy. This research is a quasi-experimental study with pre-test-post test control group design. Sampling was done by saturated sampling technique in which the experimental class consisted of 35 students and the control class was 34 students. Data on critical thinking skills and student scientific literacy were collected using test instruments which were then analyzed descriptively and statistically. The results showed that the Problem-based Learning model had more effect on students’ critical thinking and scientific literacy (p <0.05) than conventional learning models applied to the control class. Based on the results of the study, it can be concluded that the Problem-based Learning model significantly effect on students’ critical thinking and science literacy in class XI MAN 1 Mataram.


2018 ◽  
Vol 2 (2) ◽  
pp. 42
Author(s):  
Nining Karlina

Abstract-this study aims to know, analyze and evaluate the differences of students’ critical thinking skills by using problem based learning model and conventional models. This study uses a quasi-experimental method with quantitative approach using Nonequivalent (Pretest-Posttest) Control-Group Design. The data collection technique used in this study is using the test. The data analysis technique is done by independent t-test sample. Moreover, this research shows the significant differences if seen from the average of percentage of  experiment class; pretest is less while posttest is so gratified. The result of pretest control class is less and posttest is enough The results of this research give the recommendation for teachers and next researchers to apply problem based learning model to enhance critical thinking ability of students. In addition, problem based learning model is also expected to encourage students to be able to solve problems encountered in everyday life, especially in social studies.Keywords: Problem based learning, conventional learning model and critical thinking.


2019 ◽  
Vol 7 (2) ◽  
pp. 157
Author(s):  
Elza Pristy Latifah ◽  
Wahyudi Wahyudi ◽  
Yohana Setiawan

The purpose of this study was to examine the differences in effectiveness of PBL learning models with TPS in terms of the critical thinking skills of elementary school students in mathematics. This research is a quasi-experimental study. In this study, the Non-equivalent Control Group Design design is used to investigate the effects of the two variables used. In this study 19 students at Bacem Elementary School and 19 students at Waru Elementary School, Jepon District, Blora Regency. The two groups were given different treatments, namely the PBL learning model was treated in the experimental group at Bacem SDN, and the TPS model was treated in the control group at Waru Elementary School. Based on the results of the study, H_oditotak and H_a were accepted. The analysis in this study used the Ngain test to determine the increase in the average value of the results of the pretest and posttest. This is based on the results of the NGain analysis showing an increase in value after being given PBL treatment of 0.64, while the increase in value after being given TPS treatment was 0.53. Based on all analysis results, it can be concluded that there are significant differences in effectiveness in this study. Evidently the application of PBL learning models has a higher level of effectiveness when compared to the TPS learning model of the critical thinking skills of fifth grade students in mathematics


2021 ◽  
Vol 9 (3) ◽  
pp. 376-390
Author(s):  
Yennita Yuliani* ◽  
Hasanuddin Hasanuddin ◽  
Safrida Safrida ◽  
Khairil Khairil ◽  
Andi Ulfa Tenri Pada

The learning process at SMAN 1 Kluet Utara and SMAN 1 Kluet Selatan, does not appear to have developed critical thinking skills of students, this is because learning does not provide opportunities for students to identify problems and conclude new ideas or a observational act. The process of learning biology in schools does not encourage students to think critically. The research objective was to analyze the improvement of critical thinking skills by using the discovery learning model combined with constructivism-based modulesin on the excretory system concept. The method used was a quasi-experimental, pretest posttest design non-equivalent control group design. The population in this study were 156 students of class 11th MIPA who came from two schools, while the sample was 104 taken by purposive sampling.The instrument used was a reasoned multiple choice question accompanied by a rubric. The data analysis used was n-gain and independent sample t-test. The results showed that the critical thinking skills obtained was 0.78, with an increase in class critical thinking skills including the high category. This shows that there are differences in the critical thinking skills of students between the experimental class and the control class on excretory system concept in class 11thSMAN 1 Kluet Utara and SMAN 1 Kluet Selatan. Thus, the implementation of discovery learning model combined with constructivism-based modulescan improve students' critical thinking skills on excretory system concept.


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