scholarly journals Fostering Student’s Critical Thinking through a Virtual Reality Laboratory

Author(s):  
Jaslin Ikhsan ◽  
Kristian Handoyo Sugiyarto ◽  
Tiwi Nur Astuti

Virtual reality (VR) laboratory is great potential for education. It is recognized as a technological advance that can facilitate a learning process through the development of highly realistic 3D visualization. Using VR laboratory in teaching and learning makes it possible to manipulate objects in the virtual scene in a manner similar to the real world. Virtual reality laboratory was developed to enhance the students’ critical thinking skills. A Research and Development (R &amp; D) method with a post-test design was used in the research. The subjects included the students who were enrolled at Senior High School in Yogyakarta, Indonesia with a total of 96 grade 10<sup>th</sup> students. The samples divided into three classes, namely EC-1 with virtual reality laboratory, EC-2 with virtual reality and real laboratory, and CC with real laboratory while the quality VR was applied to chemistry teachers. The findings of this research reveal that the quality of VR laboratory integrated hybrid learning was in a very good category. The results of students' critical thinking skills were analyzed using ANOVA test and it was found that there is a significant difference on students’ critical thinking skills of the three classes. Students who took part in learning using VR laboratory both in the EC-1 and EC-2 classes had better critical thinking skills compared to the CC class. Thus, the VR laboratory is potentially used for further teaching-learning process.

2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Lara M. van Peppen ◽  
Peter P. J. L. Verkoeijen ◽  
Anita Heijltjes ◽  
Eva Janssen ◽  
Tamara van Gog

There is a need for effective methods to teach critical thinking. Many studies on other skills have demonstrated beneficial effects of practice that repeatedly induces retrieval processes (repeated retrieval practice). The present experiment investigated whether repeated retrieval practice is effective for fostering critical thinking skills, focusing on avoiding biased reasoning. Seventy-five students first took a pre-test. Subsequently, they were instructed on critical thinking and avoiding belief-bias in syllogistic reasoning and engaged in retrieval practice with syllogisms. Afterwards, depending on the assigned condition, they (1) did not engage in extra retrieval practice; (2) engaged in retrieval practiced a second time (week later); or (3) engaged in retrieval practiced a second (week later) and a third time (two weeks later). Two/three days after the last practice session, all participants took a post-test consisting of practiced tasks (to measure learning relative to the pre-test) and non-practiced (transfer) tasks. Results revealed no significant difference between the pretest and the posttest learning performance as judged by the mean total performance (MC-answers + justification), although participants were, on average, faster on the post-test than on the pre-test. Exploring performance on MC-answers-only suggested that participants did benefit from instruction/practice but may have been unable to justify their answers. Unfortunately, we were unable to test effects on transfer due to a floor effect, which highlights the difficulty of establishing transfer of critical thinking skills. To the best of our knowledge, this is the first study that addresses repeated retrieval practice effects in the critical thinking domain. Further research should focus on determining the preconditions of repeated retrieval practice effects for this type of tasks.


2016 ◽  
Vol 22 (12) ◽  
pp. 4004-4006
Author(s):  
Jamil Abd Baser ◽  
Rasidayanty Saion ◽  
Siti Salwa Ab Manap ◽  
Azman Hasan ◽  
Abdul Rasid Abdul Razzaq

2021 ◽  
Vol 4 (2) ◽  
pp. 82-90
Author(s):  
Umayya Ulfa ◽  
Anggu Winata

This study aims to determine the difference in the achievement of students' average scores between the implementation of the problem based instruction (PBI) model and conventional learning on student activities, mastery of Newton's Law material, and students' critical thinking skills. This research method is a true experiment using a randomized control-group pre-test-post-test design, where the experimental class and the control class are given pre-test and post-test. The results of this study indicate, a) in the psychomotor aspect, the percentage of the good category for the experimental class is on average higher than the control class, while in the affective aspect there is no significant difference; b) there is a significant difference in the mastery of Newton's Law material between students taught through the implementation of the PBI model with an average change in value of 56.59 compared to conventional learning of 46.14; c) there is a significant difference in critical thinking skills between students taught through the implementation of the PBI model with an average change in score of 55.85 compared to conventional learning of 45.62. The conclusion, that the implementation of PBI the average score of psychomotor activity, mastery of Newton's Law material, and students' critical thinking skills are significantly different compared to conventional learning. Keywords: Critical Thinking Skills, Newton's Law Material, Problem Based Instruction Model, Conventional Learning


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.


2017 ◽  
Vol 5 (1) ◽  
pp. 720
Author(s):  
Nurkhasanah Nurkhasanah ◽  
Tukiran Tukiran ◽  
Wahono Widodo

This research is a research development of teaching materials a model cooperative with inquiry approach on chemistry learning sub-subject factors that affect the rate of reaction, including: syllabus, lesson plans, student worksheets, student’s book and assessment sheet. This research was conducted at SMAN 5 Tuban through three stages: 1) Development of teaching materials with the model Thiagarajan, 2) Validation of teaching materials, and 3) Field try out with design One Group Pretest-Posttest Design. The results of this study are: 1) Teaching materials arranged by using cooperative learning model with inquiry approach are declared valid to be used in learning; a) the results of validation toward teaching materials that had been developed have good category and it can be used in teaching learning process; b) The level of difficulty for teahing materials developed are low and easy to be understood; c) Readability of instrument is high and the materials easy to understand by student; 2) The teaching materials is effective to be used in learning process, supported by: a) Learning outcome (product) is increase of high categories, b) student’s critical thinking skills is increase of with high categories, c) students responded positively to the teaching materials developed, and 3) The teaching materials developed is practical to be used in learning process shown by; a) the lesson plan used is in good category; b) The student’s activities are  dominated by forms of inquiry activities, presentations, and group discussions. Based on the results of this research can be concluded that the teaching materials with cooperative learning model with inquiry approaches that have been developed fulfills the validity, effectiveness, and practical, feasible to implement to improving students' critical thinking skills. Penelitian ini merupakan penelitian pengembangan perangkat pembelajaran model kooperatif dengan pendekatan inkuiri pada pembelajaran kimia SMA sub pokok bahasan faktor-faktor yang mempengaruhi laju reaksi, meliputi: silabus, RPP, LKS, Buku Ajar Siswa, dan Lembar Penilaian. Penelitian ini dilaksanakan di SMAN 5 Tuban melalui tiga tahap, yaitu 1) Pengembangan perangkat pembelajaran menggunakan model Thiagarajan, 2) Validasi perangkat pembelajaran, dan 3) Uji coba lapangan dengan rancangan “One Group Pretest-Posttest Design”. Hasil dari penelitian ini adalah: 1) Perangkat pembelajaran model kooperatif dengan pendekatan inkuiri dinyatakan valid untuk digunakan dalam pembelajaran model kooperatif dengan pendekatan inkuiri; a) hasil validasi perangkat pembelajaran yang dikembangkan berkategori baik dan dapat diterapkan dalam kegiatan belajar mengajar; b) Tingkat kesulitan perangkat pembelajaran yang dikembangkan rendah dan mudah dipahami siswa; dan c) Keterbacaan perangkat pembelajaran tinggi dan materi mudah dipahami oleh siswa; 2) perangkat pembelajaran dinyatakan efektif untuk digunakan dalam proses pembelajaran, yang didukung oleh; a) Tes hasil belajar produk meningkat dengan kategori tinggi, b) Keterampilan berpikir kritis siswa mengalami peningkatan dengan kategori tinggi,  dan c) Siswa memberikan respon positif terhadap perangkat pembelajaran yang dikembangkan, dan 3) Perangkat pembelajaran yang dikembangkan bersifat praktis untuk digunakan dalam pembelajaran yang ditunjukkan dari; a) keterlaksanaan RPP dalam kategori baik; b) Aktivitas siswa didominasi bentuk-bentuk kegiatan inkuiri, presentasi, dan diskusi kelompok. Berdasarkan hasil penelitian dapat disimpulkan bahwa perangkat pembelajaran model kooperatif dengan pendekatan inkuiri yang telah dikembangkan memenuhi unsur kelayakan, keefektivan dan kepraktisan, sehingga layak diimplementasikan untuk meningkatkan keterampilan berpikir kritis siswa.


Author(s):  
Yunila Fajrida ◽  

In the field of education, the presence of technology has helped teachers a lot in carrying out learning. Future education cannot only focus on cognitive aspects. To face various problems and challenges of the times in the future, students are expected to have much better attitudes, skills, and knowledge competencies, to be more creative, innovative, and productive. The purpose of this research is to analyze the feasibility and effectiveness of the development e-module Biology based on Contextual Teaching and Learning (CTL) on the material structure and function of plant and animal tissues to improve the critical thinking skills of students in class XI MIPA SMA that are valid, practical, and effective. The results showed that the e-module Biology based on Contextual Teaching and Learning (CTL) on the structure and function of plant and animal tissues to improve critical thinking skills of students in class XI MIPA SMA has a very valid category with a validator value of 89.33%, very practical 93.33% by Biology teachers and students with a score of 87.52% and the results of the effectiveness test of the CTL - based e-module showed that it was very effective, there was a significant difference between classes that used CTL - based e-modules and classes that did not use CTL - based e-modules . So, it can be concluded that the CTL-based Biology e-module that has been developed is very valid, very practical, and very effective.


2021 ◽  
Vol 2 (3) ◽  
pp. 1-9
Author(s):  
Muflichatu Nur Fita ◽  
Budi Jatmiko ◽  
Elok Sudibyo

The purpose of this research was to see how effective the Problem Based Learning (PBL) based Socioscientific Issues (SSI) is at improving critical thinking skills. The sample used was grade seven in SMPN 4 Lamongan with 2 classes and each class contains 15 students. The design of the learning materials trial used  One-Group pre-test post-test design. Tests of critical thinking skills and student answer sheets were used to collect data. Techniques of data analysis used N-gain, paired t-test, and independent t-test. The result of this research is as follows: The effectiveness in terms of the critical thinking skills test the category increase is high, there is a significant difference between the test before and after learning with PBL based SSI and there is no difference N-gain in the two group classes and students' responses are classified as very good. Based on data analysis, it can be concluded that PBL with SSI is effective to improve critical thinking skills. The implications of this study are PBL-based SSI has the potential to be an innovative solution and alternative for improving critical thinking skills.


2016 ◽  
Vol 6 (3) ◽  
pp. 541
Author(s):  
Nooshin Azin ◽  
Hossein Heidari Tabrizi

The purpose of the present study was to examine the relationship between critical thinking and translation ability of Iranian English translation students. Moreover, the difference between critical thinking skills of males and females was explored. The participants of this study were 86 Iranian senior English translation students of Islamic Azad University, Islamshahr branch. For gathering data two kinds of instruments were used: a critical thinking questionnaire (The Persian version of CCTST- form B) and English to Persian translation test. The findings revealed no significant difference between critical thinking abilities of females and males. Thus it can be concluded that gender has no role in critical thinking abilities of the Iranian EFL learners.  Furthermore, the results of this study indicated that learners with more critical abilities were more successful in translation performance. These findings highlight the importance of teaching thinking skills to our learners and Integrating problem solving activities that need critical thinking in our teaching and learning process.


2016 ◽  
Vol 4 (1) ◽  
pp. 42
Author(s):  
Zainudin Zainudin

This study aims to describe the implementation of e-learning using social media facebook to practice critical thinking skills, the research subjects were 20 students of the first semester of school year 2014-2015 study program PGSD University of NU Surabaya (UNUSA), using a study design one group pre test-post test design. The data obtained were analyzed descriptive statistics. Aplication SAP can be implemented very well with the average percentage of 88.4% keterlaksanaan SAP. Critical thinking skills of students had increased the value of the pre-test and post test with the average for the indicator making skills hypotheses 65 to 86; indicators skills to analyze 55 to 83; indicators skills make conclusions 50 to 89. The response of students to the learning process of e-learning using social media FB showed that 100% of students enjoy participating in the learning process of e-learning, student learning assessment pleased with e-learning using social media FB 100%.  Based on the results, it can be concluded that that implementation of e-learning using social media FB can train students' critical thinking skills.


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.


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