scholarly journals Analysis of the Critical Thinking Initial Ability about Static Fluid Material in Class XI of SMA Negeri 7 Surakarta

2021 ◽  
Vol 1 (2) ◽  
pp. 47-55
Author(s):  
Akhyani Nasution ◽  
Widha Sunarno ◽  
Sri Budiawanti

This research aims to describe the initial ability of critical thinking, of high school students in Surakarta on static fluid. This study is part of the learning tools development study to improve critical thinking ability. The critical thinking skills test is compiled into ten questions. The analyzed critical thinking skills are students' critical thinking abilities before a model is applied that is expected to develop a student's critical thinking skills. This research includes descriptive research. The subjects of this study were 35 students of Class XI in SMA Negeri 7 Surakarta. The data collection methods used are test methods. Data analysis techniques use quantitative descriptive analysis. The results showed that the achievement of critical thinking in the analysis aspect with sub-skills of detecting arguments and analyzing arguments was 41,75%. The inference aspect with sub-skills of making a logical conclusion was 29,25%. The interpretation aspect with sub-skills of classifying the meaning was 44,1 %. The explanation aspect with sub-skills of stating re-sults, justifying procedures, and presenting arguments was 57,7%. And the evaluation aspect with sub-skills of assess the credibility and assess the quality of arguments was 24,65%. These results show that students' critical thinking skills are still low, especially in evaluation aspects.

Author(s):  
Wahyu Mustajab ◽  
Syamsul Hadi Senen ◽  
Ikaputera Waspada

Critical thinking is a way of thinking by knowing and analyzing things to get a solution. Critical thinking skills applied in students to learn to solve problems / problems. This study aims to determine the ability of critical thinking of high school students in cooperative material in class X. The method used in this research is descriptive method. Subjects in this study are high school students of class X in Kabupaten Ciamis. The sample used is 93 students, consisting of 3 classes of 32 students from IIS 1, 27 students from IIS 2 and 34 students from IIS 3. The research instrument used is about knowledge about cooperative material which amounts to 25 choices double with four alternative answer choices, the questions used are arranged according to critical thinking indicator with C4-C6 cognitive level. Data analysis used is quantitative descriptive analysis. the average of students' critical thinking early ability is 49.35% (Low) or in the low category. The low initial ability of critical thinking makes the researcher assume that students are not used to get the problem with cognitive level of C4-C6 on cooperative material. So it is necessary to do better coaching to improve students' critical thinking skills. In addition, students are also required or accustomed in solving problems with high levels of cognitive C4-C6 or cognitive level.


Author(s):  
U H Thohari ◽  
Madlazim Madlazim ◽  
Y S Rahayu

This research is aimed to develop learning device of Guided Discovery model with PhET simulation to trill students critical thinking skill. This research uses 4D development model and tested on 15 students of class XII IPA with test design using one group pretest-posttest design. Learning tools developed include: (a) syllabus (b) RPP, (c) student books, (d) LKS, and (e) tests students' critical thinking skills. Research data obtained through validation method, observation, test, and questionnaire. The results are analyzed descriptively quantitative and qualitative. The students' critical thinking ability is analyzed by n-gain. The result of the research shows that (a) learning device developed categorized is very valid, (b) learning activity is done very well, (c) critical thinking ability of students have moderate improvement, and (d) students respond very positively to learning which has been implemented. Based on the results of the analysis and discussion, it was concluded that the learning device of Guided Discovery with PhET simulation model developed is feasible to be used for trained critical thinking skills of high school students.


2022 ◽  
Vol 8 (1) ◽  
pp. 51-56
Author(s):  
Molani Paulina Hasibuan ◽  
Ratih Permana Sari ◽  
Ricky Andy Syahputra ◽  
Nahadi Nahadi

In today's digital environment, using technology in learning is a requirement for staying relevant to the needs of the twenty-first century. The goal of this study is to develop learning tools that combine Project-based learning (PjBL) with STEM-based e-learning to assist students enhance their creative thinking skills and self-regulation. This study is a quantitative descriptive study using a one-shot case study research design and a research sample of 25 high school students in class for the academic year 2020/2021. The N-Gain score is used to collect data using test and non-test instruments before and after treatment to assess if there is an improvement in learning outcomes. All indicators of critical thinking skills and self-regulation increased as a result of the study. On the fluency indicator, the creative thinking skills indicator received the highest score of 0.86, while self-regulation received the biggest rise on the organizing and transforming indicator with a score of 0.83. The average increase in critical thinking skills is 73.66 percent, and the average rise in self-regulation is 79.42 percent, both of which are high


2021 ◽  
Vol 2 (1) ◽  
pp. 9-14
Author(s):  
Kiki Miranti ◽  
Syahmani Syahmani ◽  
Uripto Trisno Santoso

Students in Indonesia have problems in critical reading competence and understanding in the field of science in the form of misconceptions. This is indicated by the fact that students in Indo-nesia are only able to solve routine problems and will have difficulty when faced with unusual problems. In addition, this problem is also exacerbated by the unavailability of laboratory facili-ties and the process of critical thinking skills has not been implemented properly. The purpose of this study was to develop science learning tools to improve the critical thinking skills of junior high school students on additive and addictive substances. This study uses the development of learning tools with the Tessmer model. Starting from the self-evaluation stage, prototyping (vali-dation, evaluation/FGD, and revision), then field test. The learning tools developed include the syllabus, lesson plans, teaching materials, LKPD, assessment sheets, and LP to practice critical thinking skills. Data collection techniques were carried out through observation, teacher and student activities, documentation, and tests of learning outcomes and critical thinking. The trial subjects were 51 people who were divided into 3 stages of prototype testing with different stu-dents at each stage. The results of the development and research show that the learning tools de-veloped are considered practical so that they are feasible to use. The results of the research find-ings are that there is a tendency for the initial knowledge level of students to be weak and low concept understanding caused by interest in learning and low literacy levels.Keywords: guided inquiry, science, critical thinking skills, development research. AbstrakPeserta didik di Indonesia mempunyai permasalahan dalam kompetensi membaca kritis dan pemahaman pada bidang studi IPA dalam bentuk miskonsepsi. Hal ini ditunjukkan dengan peserta didik di Indonesia hanya mampu menyelesaikan permasalahan rutin dan akan mengalami kesulitan ketika menghadapi masalah yang tidak biasa. Selain itu permasalahan ini juga diperparah dengan tidak tersedianya fasilitas laboratorium dan proses keterampilan berpikir kritis belum dilaksanakan dengan baik. Tujuan dari penelitian ini adalah untuk mengembangkan perangkat pembelajaran IPA untuk meningkatkan keterampilan berpikir kritis peserta didik SMP pada materi zat aditif dan adiktif. Penelitian ini menggunakan pengembangan perangkat pembelajaran dengan model Tessmer. Mulai dari tahap Self-evaluation, prototyping (validasi, evaluasi/FGD, dan revisi), kemudian field test. Perangkat pembelajaran yang dikembangkan meliputi silabus, RPP, materi ajar, LKPD, lembar penilaian, dan LP untuk melatihkan keterampilan berpikir kritisnya. Teknik pengumpulan data dilakukan melalui observasi, aktivitas guru dan peserta didik, dokumentasi, dan tes hasil belajar dan berpikir kritis. Subjek uji coba sebanyak 51 orang yang terbagi dalam 3 tahapan uji prototipe dengan siswa yang berbeda di tiap tahapannya. Hasil pengembangan dan penelitian menunjukkan bahwa perangkat pembelajaran yang dikembangkan dinilai praktis sehingga layak untuk digunakan. Hasil temuan penelitian yaitu ada kecenderungan tingkat pengetahuan awal peserta didik yang lemah serta pemahaman konsep yang rendah yang disebabkan oleh minat belajar dan tingkat literasi yang rendah.Kata kunci: inkuiri terbimbing, IPA, keterampilan berpikir kritis, penelitian pengembangan.


2020 ◽  
Vol 2 (1) ◽  
pp. 20
Author(s):  
Heny Kustiani ◽  
Muhammad Zaini ◽  
Mulyadi Mulyadi

One of the problems faced in education in the 21st century is the critical thinking skills of students who are still considered lacking. One of the learning tools that need to be improved to help improve students' critical thinking skills is the Student Worksheet (LKPD). This study aims to describe the effectiveness of LKPD on the concept of Structure and Function of Plant Tissue Based on Critical Thinking Skills. The validation subjects were 3 experts, individual test subjects were 3 high school class XI students and small group test subjects were 6 class XI high school students. This type of research is development research to produce valid, practical, and effective products. The results showed that the effectiveness of LKPD expectations based on the assessment of students' critical thinking skills in working on LKPD had both categories (including interpretation, analysis, inference, and explanation) and very good categories (including self-regulation). Interpersonal skills (collaborating) and intrapersonal skills (meticulous) students have very good categories.


2021 ◽  
Vol 6 (3) ◽  
pp. 187
Author(s):  
Nuril Maulidya Hapsari ◽  
Bunda Halang ◽  
Mahrudin Mahrudin

One of the learning tools that need to be developed, so that the objectives of the 2013 curriculum are achieved, one of which is the Student Worksheet. The Student Worksheet is one of the learning media that can help students to be more active in constructing their knowledge according to the demands of the curriculum. Critical thinking is the ability to give reasons in an organized manner, and evaluate the quality of a reason systematically. The ability to think critically can help the problem-solving process, simplify work, and be able to determine the relationship of something to another more accurately. This study aims to produce high school Biology worksheets based on valid critical thinking skills on Ecosystem material. This development uses the Tessmer design, which consists of (1) self-evaluation stages, (2) expert reviews, and (3) individual tests. Validation was carried out by 3 experts (2 lecturers and 1 teacher). The results showed that the product validity has a valid category, with an overall average of 3.58 declared valid, and based on expert tests it has a content practicality category with an average of 3.85, declared good.


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