scholarly journals Development of Learning Tools Based on Discovery Learning Models Combined with Cognitive Conflict Approaches to Improve Students' Critical Thinking Ability

2020 ◽  
Vol 6 (2) ◽  
pp. 238
Author(s):  
Sriatun Andayani

Critical thinking is an important skill that needs to be developed in students, including vocational high school students. The critical thinking skills of students who are well facilitated in the learning process will be very useful for students' future. This study aims to develop and implement learning tools that combine discovery learning models with cognitive conflict approaches so that they have a good impact on students' critical thinking skills on heat material. The development of this learning tool adapted the 4D model which consisted of define, design, develop, and disseminate. The learning tools are in the form of syllabus, lesson plans, student worksheets, and evaluation instruments in the form of descriptions to measure students' critical thinking skills. This research was carried out at Mataram State Vocational High School 4 in the academic year 2018/2019. The results showed that this learning device obtained a very high level of validity based on an assessment by an expert validator and obtained a high level of practicality based on observations of the implementation of learning and the results of filling out the questionnaire by students. Students' critical thinking skills are also classified as high criteria based on the measurement results of the evaluation of learning. It can be concluded that the developed learning device is valid, practical, and has a good impact on students' critical thinking skills

Edupedia ◽  
2019 ◽  
Vol 3 (2) ◽  
pp. 17-27
Author(s):  
Dian Noer Asyari

Discovery learning is a learning situation on wich the principle content of what is tobe learned is not give but must be independly discovered by student. The effectiveness of guided discovery learning model to improve students’ critical thinking skills uses 6 indicators, are: formulating problems, formulating hypotheses, analyzing date, providing alternatives, summing up, communicating and applying principle. The guided discovery learning model was included in the effective category in terms of: (a) Improvement (N-gain) of students’ critical thinking skills by 0.65 with moderate criteria and (b) Students respond positively to learning using guided discovery learning model and its learning tools on implementation.


2020 ◽  
Vol 4 (1) ◽  
pp. 83
Author(s):  
Anike Putri ◽  
Yenita Roza ◽  
Maimunah Maimunah

This research was motivated by the still limited learning of mathematics as a means of supporting learning in the 2013 Curriculum. The purpose of this study was to produce some products in the form of learning devices (syllabus, RPP and LKPD) on the material for the flat side building of VIII Middle School with discovery learning models that meet valid, practical, and effective criteria for improving students mathematical critical thinking skills. Learning tools are developed using the 4-D model, which are define, design, develop and assess. The research instrument used was an instrument of validity in the form of a validation sheet to assess the feasibility of the syllabus, RPP and LKPD as well as a practical instrument in the form of a teacher observation sheet activity in applying the discovery learning model and student questionnaire responses to assess the practicality of LKPD. The results of the validation of the experts stated that the product developed reached a valid category with an average rating of 76.67% for syllabus, 76.67% for RPP and 88.04% for LKPD. Learning devices are considered very practical in small group trials with an average response of 96.44% students and large group trials from the observation sheet of teacher activity 93.71% and the average response of students 87.77%. The learning tools have been proved to improve students mathematical critical thinking skills in terms of an average N-gain of 0.53 in the medium category.


2021 ◽  
Vol 2 (1) ◽  
pp. 35-44
Author(s):  
Nurul Hidayati ◽  
Elly Yustina ◽  
Sri Hendra Suryani ◽  
Juli Eka Nugraheni

The success of a teaching process cannot be separated from the learning tools used, one of the requirements is that the learning tools must be valid. The success of a teaching process is measured by the extent to which students can master the subject matter presented by the teacher. A learning model is needed that can make it easier to develop critical thinking skills so that a truly valid learning tool is obtained to measure the potential and skills that exist in students. Among the learning models that emphasize the process of seeking and finding is the inquiry model. This study aims to prepare in measuring critical thinking skills of Madrasah Tsanawiyah students. The Learning Toolkit has been validated by 3 experts and will then be averaged to find the final score. The values obtained will be entered into the validation criteria table based on the validation criteria table and the results are that the tools made are very valid and can be used in the teaching and learning process because previously the tools made have been revised several times. Keywords: validity, learning tools, critical thinking skills AbstrakKeberhasilan suatu proses pengajaran tidak terlepas dari perangkat pembelajaran yang digunakan, salah satu persyaratan adalah perangkat pembelajaran harus valid. Keberhasilan suatu proses pengajaran diukur dari sejauh mana siswa dapat menguasai materi pelajaran yang disampaikan guru. Diperlukan suatu model pembelajaran yang dapat memudahkan dalam mengembangkan perangkat keterampilan berpikir kritis sehingga didapatkan suatu perangkat pembelajaran yang benar-benar valid untuk mengukur potensi dan keterampilan yang ada pada diri siswa. Diantara model pembelajaran yang menekankan kepada proses mencari dan menemukan adalah model inkuiri. Penelitian ini bertujuan untuk mempersiapkan dalam mengukur keterampilan berpikir kritis siswa Madrasasah Tsanawiyah. Perangkat Pembelajaran sudah divalidasi oleh 3 orang ahli kemudian akan dirata-ratakan untuk mencari nilai akhir. Nilai yang didapat akan dimasukkan ke dalam tabel kriteria validasi diberdasarkan tabel kriteria validasi dan hasilnya perangkat yang dibuat termasuk sangat valid dan dapat digunakan dalam proses belajar mengajar karena sebelumnya perangkat yang dibuat sudah dilakukan beberapa kali revisi.  Kata kunci: kevalidan, perangkat pembelajaran, keterampilan berpikir kritis


Author(s):  
Wahyuni Abdul Razak ◽  

This research aims to find out the influence of react learning model on critical thinking skills and creativity skills of millennial high school students 6 Kerinci. This type of research is (quasi-expriment) research with the One Group Pretest-Posttest Design model. The study consisted of two classes: a control class and an experimental class. Before the learning process, the activity of reading the Qur'an and its translation related to student learning motivation. In the experimental class was given the treatment of react plus learning model (innovation, effectiveness of time and teacher as facilitator) and control classes using conventional learning models (lectures). The results showed (1) The value of critical thinking skills of students taught with the REACT model is higher than the critical thinking skills of students taught with conventional learning models in class X MIPA State High School 6 Kerinci. (2) Student learning creativity skills taught with react model are more effective than student learning creativity skills taught with conventional learning models in class X MIPA State High School 6 Kerinci.


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