scholarly journals Improving Critical Thinking Skills and Learning Outcomes of 4th Grade Students Through Discovery Learning Model

2021 ◽  
Vol 6 (1) ◽  
pp. 13
Author(s):  
Wahyu Rizaldi ◽  
Mawardi Mawardi

Lack of critical thinking skills in students is a problem faced in thematic learning at <em>SD Negeri 2 Kedungrejo. </em>Therefore, it had an impact on low learning outcomes. From this problem, this study aims to improve critical thinking skills and learning outcomes through discovery learning model. Classroom Action Research (PTK) was used in this study. While the data collection instruments included observation sheets, test questions, and questionnaires. The data analysis technique used a comparative descriptive technique. The subjects of this study were 22 4<sup>th</sup> grade students of <em>SD Negeri 2 Kedungrejo.</em> The results of this study indicated an improvement of critical thinking skills and students’ learning outcomes. This can be proven by the average value of students' critical thinking skills in cycle I of 54.67% and increased again in cycle II by 69.84%. Whereas for students’ learning outcomes, in cycle I showed students’ average score of 70. Moreover, it increased by an average value of 80 in cycle II. To sum up, these results showed that applying discovery learning model in the online learning process were able to improve students’ critical thinking skills and learning outcomes.

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.


2019 ◽  
Vol 7 (2) ◽  
Author(s):  
Fela Elwitriana ◽  
Suhendar Suhendar ◽  
Aa Juhanda

This study aims to find how students' critical thinking skills after learning to use generative learning models in science learning material on global warming. This type of research is a quasi-experimental study with a population of 2 classes taken from class VII SMP in one of the cities of Sukabumi. The research sample was selected using a purposive sampling technique. The research design used in this study was the Nonequivalent Control Group Design. The instrument used in this study is a multiple-choice test of 15 items, each of which has been declared valid and reliable. Based on the data requirements test, it is known that the results of the research data are normally distributed and the two classes have the same variance (homogeneous). From the data analysis, it is known that the average value of the posttest of the experimental class students with the generative learning model is 84.50 and the average value of the posttest of the control class students without using the generative learning model is 62.19. There is a significant difference in student learning outcomes, this is evidenced by the Z-test obtained by Zcount> Ztable (3.72 > 1.96) so this study rejects H0 and accepts H1. Thus, it can be concluded that there are effects of learning outcomes on the critical thinking skills of students who take part in learning by using generative learning models on global warming material.


2020 ◽  
Vol 5 (3) ◽  
pp. 271
Author(s):  
Putri Supraningsi A.B ◽  
Muhammad Anas ◽  
Hunaidah M

This study is motivated by the low critical thinking skills and learning outcomes possessed by the students of VII grade of SMPN 14 Kendari. This study aims to determine the enhancement in critical thinking skills and learning outcomes on the subject Matter of Heat and Its Transfer. The population of this study were all students of VII grade of SMPN 14 Kendari who were registered in the odd semester in 2019/2020 school year, with total 204 students. The sample of this research was group VII3 with total 41 students as the experimental group and group VII4 with total 41 students as the control group who were taken by using random sampling techniques. The research data were analysed by using descriptive and inferential statistics. Research results show: 1) There is no significant difference between the pre-test average scores of students critical thinking skills in the experimental group and the control group; 2) There is no significant difference between the pre-test average scores of the experimental group students and the control group; 3) The post-test average score of students from critical thinking skills in the experimental group was significantly higher than in the control group; 4) The post-test average score of the experimental group students was significantly higher than in the control group; 5) The average value of N-gain critical thinking skills of students in the experimental group was significantly higher than the control group; 6) ) The average value of N-gain learning outcomes of students in the experimental group was significantly higher than the control group.


Author(s):  
Maya Astika ◽  
Hikmawati Hikmawati ◽  
Sutrio Sutrio ◽  
Gunawan Gunawan

This development research aims to produce a product in the form of a discovery learning model to improve students' critical thinking skills in physics. The research design used is the 4D model which consists of define, design, develop and disseminate. Products developed in the form of a syllabus, lesson plans (RPP), material analysis, student worksheets (LKPD), and test instruments in the form of description questions. Data collection techniques using validation sheets and questions. The validity data were analyzed by determining the final mean value (NA) of the expert validators and practitioners. The improvement of critical thinking skills is analyzed using standard gain from the results before and after the learning process. Data validity results show that the learning device developed is at a very valid level with a final average value of 3.48 so that the developed device is suitable for use in learning. The data on the reliability results of the learning tools developed with an average value of 93.21% were included in the reliable category. The ability to think critically with discovery learning models has increased with a gain value of 0.38. Based on the results of these data, it can be concluded that the discovery learning model that was developed is effective to improve students' critical thinking skills in physics.Keywords: Learning tools, discovery learning model, critical thinking skills in physics


2021 ◽  
pp. 157-165
Author(s):  
Tri Julia Sari Aritonang ◽  
Suhandi Astuti

This study aims to determine the effectiveness of the learning model Discovery Learning and Problem Based Learning in terms of the critical thinking skills of grade V elementary school students. This type of research is a meta analyst. The data analysis technique used is the Effect size analysis technique. The effect size formula is the effect formula with the eta squared (ή2) formula. The instrument used in this study was a coding sheet. The variables used to obtain coding information on the effect size of the meta-analysis study. The results showed that the Discovery Learning learning model was more effective than the Problem Based Learning learning model for improving students' critical thinking skills. Ancova test results show f count> f table of 0.009 and F count obtained is 6.12, namely 6.12> 0.65 and a significance of 0.001 <0.05 which indicates that there is an effectiveness of Discovery Learning and Problem Based Learning learning models in improving critical thinking skills of class students V SD.


2021 ◽  
Vol 5 (1) ◽  
pp. 30
Author(s):  
Galih Mustikaningrum ◽  
Widiyanto Widiyanto ◽  
Nani Mediatati

The Covid-19 pandemic situation has hampered the learning process. This can have a negative effect on the quality of the science learning output. This study aims to describe critical thinking skills and science learning outcomes through the application of the discovery learning model assisted by the Google Meet application. This type of research is Classroom Action Research (PTK) which consists of four stages, namely planning, implementing, observing, and reflecting. The subjects in this study were 15 students. The research instrument used was the critical thinking skills observation sheet and the learning outcome test sheet. The results showed that critical thinking skills in the pre-cycle stage were 52.33, cycle I 60.17, and cycle II 69.17. Then, the completeness of student learning outcomes in the pre-cycle is 60.00%, the first cycle is 73.33%, and the second cycle is 86.67%. Based on this, it can be concluded that learning with the discovery learning model assisted by the Google Meet application can improve critical thinking skills and science learning outcomes. The results of this study have implications for finding solutions to improve the quality of science learning output.


2019 ◽  
Vol 11 (1) ◽  
pp. 55-66
Author(s):  
Awalus Sa'diyah ◽  
Yari Dwikurnaningsih

This research aims to improve critical thinking skills on thematic learning of fourth-grade elementary school through discovery learning model. The design of the study was based on classroom action research by Kemmis & McTaggart with two cycles. This research procedure was done by implementing discovery learning model which was planned, action, observation, and reflection. The quantitative and qualitative data were compared to the data analysis technique. The sample of this research was eighteens fourth-grade public elementary school in Kutowinangun 11. The results showed that implementation discovery learning model in thematic learning could increase critical thinking skills’ student of the fourth-grade public elementary school in Kutowinangun 11with average of an increasing percentage of critical thinking skills was 16.04%, with the average score in cycle 1 was 68 and cycle 2 was 81. Increasing critical thinking skills occurs through discovery learning steps includes stimulation, problem statements, data collection, data processing, verification, and generalization.


2020 ◽  
Vol 12 (2) ◽  
pp. 321
Author(s):  
Muh. Bahruddin

This study aims to determine the increase in critical thinking skills of Visual Communication Design studens at Universitas Dinamika in the mass media. This research focuses on the ability to identify, discover, and solve problems. Researcher used a film medium called "Green Hornet" (2011) by Michel Gondry combined with the discovery learning model. This film tells the story of the production process of the media (newspapers) in the hands of readers. There are interference from media owners, journalists, and other conditions on an issue that will be published by the media. The "discovery learning" model provides an opportunity for students to actively search for, gather, and compile information in order to describe a knowledge. While a lecturer provide data or instructions (models) to find out what students must learn. The lecturer must also review and provide a review of the student's independent learning outcomes. Researcher ask questions that fit the indicators of critical thinking using newspapers and television media. The results of this study were the students' critical thinking skills improved. In cycle 1, students are able to increase their critical power when identifying titles, subtitles, words, phrases, sentences, paragraphs, and captions. While in cycle 2, improvement occurs when students identify images or visuals, tables, charts, and problem solving.


2021 ◽  
Vol 3 (1) ◽  
Author(s):  
Aisyiyah Dinnur Utami ◽  
Eko Yulianto ◽  
Fitria Fatichatul Hidayah

The purpose of this study was to examine the effect of the concept map learning method on students' critical thinking skills in basic chemical law material. This type of research is a quasi-experimental design with a nonequivalent control group. The research instruments used were tests and questionnaires. The variable measured was students' critical thinking. The results showed that the concept map learning method had an effect on students' critical thinking skills. This can be seen in the average value of student responses and higher learning outcomes.. In the experimental class, there was an increase in critical thinking skills from the pretest average score of 48.31 to the posttest average score of 51.40. Meanwhile, the control class experienced a decrease from the pretest average value of 47.95 to the posttest average score of 44.40. Students in the experimental class who were treated with the concept map method experienced an increase and obtained higher learning outcomes than the control class without treatment.


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