scholarly journals The Validity of Teaching Materials using POE Model to Increase the Student’sxCriticalxThinking Skills inxJuniorxHigh School on the Pressure Topic

Author(s):  
Maria Nur Ulfa ◽  
Suyatno Sutoyo ◽  
Tjipto Prastowo

This research aims to produce the valid teaching materials. The teaching materials are developed using POE model to increase students’ critical thinking skills in junior high school on pressure topic. The teaching materials developed consist of the lesson plan, student worksheet, student book, the critical thinking skills test, and concept mastery test. The five indicators of critical thinking skills measured in this study are providing simple explanations, the ability to give reasons, make conclusions, make and determine the results of considerations based on the application of facts, and choose alternative solutions. Model of teaching materials development usedthis research is 4D model. Validityxdataxwere obtainedxfrom thexvalidationxbyxexperts usingxthexvalidityxinstrument. Thevvdatavvobtainedvvwerevvanalyzed descriptively quantitatively basedxonxthe validity criteriaxof teaching materials. Basedxonxthe assessmentxofxthreexvalidators, the developedxteachingxmaterials had very valid category.

2021 ◽  
Vol 1 (2) ◽  
pp. 73-78
Author(s):  
Mumtazah Maulida ◽  
Badruzsaufari Badruzsaufari ◽  
Suryajaya Suryajaya

The aims of this research is to determine the feasibility of the learning materials of Sciences with guided inquiry model to instruct student’s critical thinking skills. This research and development used Tessmer method to produce a prototype which was tested up to field test. The feasibility of learning materials is expressed by the validity, practicality, and effectivenees. The validity of learning materials is determined by expert and one to one test. The practicality is determined by the implementation of lesson plan (RPP). The effectiveness is determined by the ability of students to implementing LKPD. The result showed that; (1) the learning materials is valid according to the result of evaluation by expert and one to one test, (2) the learning materials is practically according to the result of implementation of lesson plan is 3,5, and (3) the learning matrials is effective according to the result of implementation of LKPD. Based of descriptive analysis it could be concluded that the learning materials developed are feasible and were able to instruct critical thinking skills of junior high school student. Keywords: learning materials, guided inquiry, critical thinking skillsAbstrakPenelitian ini bertujuan untuk mengetahui kelayakan perangkat pembelajaran IPA model inkuiri terbimbing untuk melatihkan keterampilan berpikir kritis peserta didik. Pengembangan perangkat dilakukan berdasarkan model penelitian pengembangan Tessmer sehingga menghasilkan prototype yang diujikan hingga tahap uji lapangan. Kelayakan perangkat pembelajaran dinyatakan dari kevalidan, kepraktisan, dan keefektifan. Kevalidan perangkat pembelajaran ditentukan dari hasil validasi oleh pakar dan hasil uji coba perorangan. Kepraktisan ditentukan dari keterlaksanaan RPP. Keefektifan ditentukan dari kemampuan peserta didik dalam melaksanakan LKPD. Hasil penelitian menunjukkan bahwa; (1) perangkat pembelajaran dinyatakan sangat valid berdasarkan hasil penilaian pakar dan uji perorangan, (2) perangkat pembelajaran dinyatakan praktis berdasarkan hasil penilaian keterlaksanaan RPP mencapai skor 3,5, dan (3) perangkat pembelajaran dinyatakan efektif berdasarkan kemampuan peserta didik melaksanakan LKPD. Berdasarkan hasil analisis deskriptif disimpulkan bahwa perangkat pembelajaran yang dikembangkan dinyatakan layak dan mampu melatihkan keterampilan berpikir kritis peserta didik.Kata kunci: perangkat pembelajaran, inkuiri terbimbing, keterampilan berpikir kritis


Mangifera Edu ◽  
2021 ◽  
Vol 5 (2) ◽  
pp. 141-149
Author(s):  
Krisianti Ayu Monita ◽  
Erlia Narulita ◽  
Aris Singgih Budiarso

In 21st century learning, critical thinking skills are the main choice that must be mastered by students. This study aims to determine the effectiveness of local wisdom-based science teaching materials in improving junior high school students’ critical thinking skills. Most science teachers still apply teacher-centered learning, so students tend to be passive. This type of research is quasi-experimental with a pretest-posttest control group design. The study was conducted in the even semester of the 2019/2020 school year. The subjects of the research were grade VII students. Data collection techniques and instruments in the form of tests that include indicators of critical thinking skills. Data analysis used homogeneity test, Kolmogorov Smirnov normality test, independent sample t-test, and n-gain score. The results of the independent sample t-test are sig. (2-tailed) = 0,000<sig. α = 0.05. Students’ critical thinking skills in the experimental class were higher (N-gain score = 39.09%) than in the control class (N-gain score = 12.03%). Based on the study results, it can be concluded that there is a significant influence on the application of local wisdom-based teaching materials in improving the critical thinking skills of middle school students in the moderate category.


2020 ◽  
Vol 4 (1) ◽  
pp. 5-10
Author(s):  
Riyani Septi Indriyana ◽  
Susilowati Susilowati

The research aimed to (1) analyzes the effects of model project-based learning approach on  STEM (science, technology, engineering, mathematic) on science learning to junior high school student’s critical thinking skills and cooperative skills, and (2) analyze how the effects of model project-based learning approach on STEM (science, technology, engineering, mathematic) on science learning to junior high school student’s critical thinking skills and cooperative skills. The research was quasi-experimental with a non-equivalent control group design. The population was eighth-grade students of SMP Negeri 1 Berbah. The sample of the study was selected with cluster random sampling techniques and obtained grade-VIII B as an experimental class and grade-VIII C as a control class. Learning in the experimental class with a project-based learning model was STEM-oriented and the control class used a scientific approach. The data were pretest and posttest of critical thinking and observation sheets of cooperation. The analysis used the normality test, homogeneity test, MANOVA  test, and effect size. The results showed that (1) there was an effect of project based learning model on STEM approach on critical thinking skills and cooperative skills of students of SMP Negeri 1 Berbah, (2) the effect of science learning project based learning model on STEM approach on critical thinking and collaborative skill was on medium category.


2018 ◽  
Vol 2 (2) ◽  
pp. 71-76 ◽  
Author(s):  
Widodo Setiyo Wibowo ◽  
Ekosari Roektiningroem ◽  
Norma Bastian ◽  
Karina Syahrul Hudda

The study was conducted to develop science module based on project-based learning that is feasible to be implemented in science learning and has potency to build critical thinking skills of junior high school students. The study was Research and Development (RD), modified from Borg Gall steps covering only research and information collecting, planning, preliminary form of product development, expert judgment, product revision, and final product. The subjects were 2 expert lecturers (content expert and media expert) and 2 science teachers of SMP N 1 Wonosari. The types of data were quantitative and qualitative. Data were collected by means of SSP validation sheets and disaster preparedness identification sheets. The techniques of data analysis were descriptive analysis of qualitative and quantitative to 5 grading scale. The result of the study shows that science module is feasible to be implemented in science learning and has potency to build critical thinking skills of junior high school students. 


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