scholarly journals PENGARUH METODE PENEMUAN TERBIMBING DAN KEMAMPUAN BERPIKIR KRITIS TERHADAP KEMAMPUAN MATEMATIKA SISWA KELAS IV SD SEKECAMATAN SETIABUDI JAKARTA SELATAN

2016 ◽  
Vol 7 (1) ◽  
pp. 62 ◽  
Author(s):  
Jumhariyani Jumhariyani

This research goals to determined the effect of Instructional Media and Self Regulated Learning toward Mathematics ability. The research was conducted in 4th grade state primary school Menteng Atas 11 Pagi Setiabudi South Jakarta in 2nd semester 2015/2016 academic year. The data collected by test and analyzed by ANOVA. The research found: 1) Student’s mathematics ability learned discovery learn methode is higher than student learned using ekspositori methode; 2) there is an interaction effects between learned using discovery methode and critical thinking ability learning toward mathematics ability; 3) for students who have higher critical thinking ability, their mathematics ability better if they learned using discovery learn methode; 4) for students who have lower criticl thinking, their mathematics ability better if they learned ekspositori methode.The results of this research indicate that discovery methode and critical thinking ability learning can improve mathematics ability.   Keywords:  Learning Methode, Discovery Learning Methode, Ekspositori Methode, Critical Thinking Ability, Mathematics Abilitiy.  Penelitian ini bertujuan untuk menganalisis pengaruh metode penemuan terbimbing dan kemampuan berpikir kritis terhadap kemampuan matematika. Penelitian ini dilakukan di SDN Menteng Atas 11 Jakarta Selatan pada kelas IV semester dua tahun pelajaran 2015/2016. Pengumpulan data dilakukan melalui tes dan dianalisis menggunakan ANOVA. Hasil penelitian menunjukkan bahwa: 1) kemampuan matematika siswa yang belajar menggunakan metode penemuan terbimbing lebih tinggi daripada kemampuan matematika siswa yang belajar menggunakan metode ekspositori; 2) terdapat pengaruh interaksi antara metode penemuan terbimbing dan kemampuan berpikir kritis terhadap kemampuan matematika; 3) bagi siswa yang memiliki kemampuan berpikir kritis tinggi, kemampuan matematika siswa tinggi jika siswa belajar menggunakan metode penemuan terbimbing; 4) bagi siswa yang memiliki kemampuan berpikir kritis rendah, kemampuan matematika siswa tinggi jika siswa  belajar menggunakan metode ekspositori. Hasil penelitian ini menunjukkan bahwa metode penemuan terbimbing dan kemampuan berpikir kritis dapat meningkatkan kemampuan matematika.   Kata Kunci : Metode Pembelajaran, Metode Penemuan Terbimbing, Metode Ekspositori, Kemampuan Berpikir Kritis, Kemampuan Matematika.

2021 ◽  
Vol 1 (4) ◽  
pp. 641-647
Author(s):  
Lalu Irfan Abdul Manaf ◽  
Nyoman Sridana ◽  
Arjudin Arjudin ◽  
Sripatmi Sripatmi

The background of this research is, there is no learning model that can optimally support critical thinking skills, so it takes an innovative learning model. In this case, the researchers used web helped to guide discovery learning model to improve the critical thinking skills of the student in class X SMAN 4 Praya in academic year 2019/2020. This study aimed to find an effect of web assisted guided discovery learning on trigonometry material to critical thinking ability of the student in class X SMAN 4 Praya in academic year 2019/2020. This study use a quantitative research approach to the type of experimental research. In this experiment the researchers used a quasi-experimental, and uses two classes as a research, the experimental class and control class. The population of this research is all the student in class X SMAN 4 Praya and and choose two class as a sample class that is X MIPA 5 as a experimental class and X MIPA 3 as control class. Student in experimental class used web assisted guided discovery learning model and in control class used guided discovery without web assisted. The result of the research showed that the average of critical thinking ability in the experimental class is better than control class which is in the experimental class is in the less effective category and control class in ineffective category.


Author(s):  
Maria Erna ◽  
R. Usman Rery ◽  
Wiji Astuti ◽  
Sulismayati

Penelitian ini dilakukan untuk mengetahui peningkatan kemampuan berpikir kritis siswa pada mata pelajaran Termokimia melalui penerapan strategi Process Oriented Guided Inquiry Learning (POGIL) (POGIL) di kelas 11 SMAN 8 Pekanbaru. Penelitian ini menggunakan One Group Pretest-Posttest Design yang diadakan di SMAN 8 Pekanbaru pada tahun akademik 2017/2018. Objek penelitian adalah XI MIA 1 yang terdiri dari 32 siswa. Pengumpulan data siswa menggunakan teknik tes pretest dan posttest. Keberhasilan pembelajaran dalam meningkatkan kemampuan berpikir kritis siswa ditunjukkan oleh peningkatan kriteria berpikir kritis dari hasil pretest dan posttest yang menganalisis persentase skor berpikir kritis. Hasil penelitian menunjukkan bahwa ada peningkatan kemampuan berpikir kritis siswa. Siswa mengalami peningkatan dari kategori berpikir kritis sangat rendah ke kategori sangat tinggi dengan persentase 15,625%, dari kategori rendah ke kategori sangat tinggi adalah 40,625%, dari kategori rata-rata ke kategori sangat tinggi adalah 9,375%, dari kategori sangat rendah hingga kategori tinggi adalah 12,5%, dan dari kategori rendah ke kategori tinggi adalah 21,875%. Berdasarkan analisis data, dapat disimpulkan bahwa penerapan strategi Process Oriented Guided Inquiry Learning (POGIL) mampu meningkatkan kemampuan berpikir kritis siswa pada mata pelajaran Termokimia di SMAN 8 Pekanbaru.   The research was held to determine the improvement of student’s critical thinking ability on Thermochemistry subject through implementation of Process Oriented Guided Inquiry Learning (POGIL) strategy at 11th Grade of SMAN 8 Pekanbaru. This research used One Group Pretest-Posttest Design which held in SMAN 8 Pekanbaru at academic year of 2017/2018. The object of research is XI MIA 1 that consist of 32 students. The data collection of students used test technique which are pretest and posttest. The success of learning in improvement of student’s critical thinking ability is showed by improvement of criteria of critical thinking from pretest and posttest results that analyzed the score percentage of critical thinking. The result of research showed that there was an improvement of student’s critical thinking ability. The students have an increase from the very low category of critical thinking to very high category with percentage of 15,625%, from low category to very high category is 40,625%, from average category to very high category is 9,375%, from very low category to high category is 12,5%, and from low category to high category is 21,875%. Based on data analyze, it can be concluded that implementation of Process Oriented Guided Inquiry Learning (POGIL) strategy is able to improve student’s critical thinking ability on Thermochemistry subject at SMAN 8 Pekanbaru.


Author(s):  
Sri Rahayu

<p><em>This type of research is classroom action research. The purpose of this study was to improve critical thinking skills in science by applying the Discovery Learning model. The results showed that the application of the Discovery Learning model can improve critical thinking skills in science. The percentage of critical thinking skills in the very good, good, adequate, and poor categories. In pre-cycle it was 41%, cycle I was 68%, increased in cycle II to 86%, and increased again in cycle III was 95%.</em><em></em></p>


KadikmA ◽  
2021 ◽  
Vol 11 (3) ◽  
pp. 18
Author(s):  
Anggraini Dwi Ikhwani

This study aims to describe the critical thinking ability of male and female students in solving jumping task problems on proportion. The jumping task question used is a question with level C4 in Taksonomi Bloom. This type of research used is descriptive research with a qualitative approach. The data collection method used consisted of the documentation mathematics students report in the first semester, critical thinking test, and interviews. The subjects used in this study are 32 students of class VII G on SMPN 4 Jember. consists of 16 male students and 16 female students. The students are divided into three groups based on the mathematics students report in the first semester. The groups are high, medium, and low category mathematics ability. The results showed that male students with high category mathematics ability had TKBK 3 (critical), male students with medium category mathematics ability had TKBK 1 (less critical), male students with low category mathematics ability had TKBK 0 (not critical). While female students with high category mathematics ability had TKBK 3 (critical), female students with medium category mathematics ability had TKBK 2 (quite critical), female students with low category mathematics ability had TKBK 1 (less critical).


2016 ◽  
Vol 4 (2) ◽  
pp. 55
Author(s):  
Fujiah Fujiah ◽  
Saiful Prayogi ◽  
Samsun Hidayat

The objective of this research was to know the improvement of students critical thinking ability in MA Islahul Ummah NW Bunut Baok, academic year 2015/2016 by using PBI based on authentic assessment. This research used Classroom Action Research (CAR) and it consisted of two cycles. Each cycle consisted of planning, action, observation, and reflection. The data of student’s critical thinking ability was taken by giving student test, it was form of essay test. The results were obtainedseveral findings namely: 1) at first cycle: the mean score of students’ critical thinking abilitywas 54,41 and categorized into low category; 2) at second cycle:the mean score of students’ critical thinking ability was 85,29and categorizedintohigh category. Based on the results of this research can be concluded thatPBI based on authentic assessment can improve students’ critical thinkingability at the X grade students of MA. Islahul Ummah NW Bunut Baok, academic year 2015/2016.


Alotrop ◽  
2018 ◽  
Vol 2 (1) ◽  
Author(s):  
Selly Yunita ◽  
Salastri Rohiat ◽  
Hermansyah Amir

[ANALYSIS OF THE CRITICAL THINKING ABILITY FROM CHEMICAL SUBJECTS IN STUDENTS OF CLASS XI IPA SMAN 1 KEPAHIANG] This research aims to know the critical thinking ability of students. Type of this research is descriptive research using quantitative methods. This research was carried out in SMA Negeri 1 Kepahiang on September 2 to 8 may in 2017. The population in this research is the entire class XI IPA are registered on the even-numbered school year 2016/2017 semester. As the samples are taken at class XI IPA 6 of 32 participants.  Data collection is done with the test in the form of reserved descriptions as much as 10 round the whole includes indicators of critical thinking from the taxonomy of Bloom that is level (C2) understand (C3), apply (C4), analyzing and evaluating (C5). Test results obtained from the analysis of results the percentage of students with the ability to answer a question of thinking very critically at 15,6%, quite critical at 53,2 %, and less critical at 31,2 %, with an average value of 61.81. From the average of the values obtained showed that students who have average value included in the category of being. Based on the analysis of the data collected can be inferred levels of critical thinking ability of the students in class XI IPA 6 SMA Negeri 1 Kepahiang at school 2016/2017 academic year can be grouped in a category group are of 53,2 %, middle , 15,6 %  at high group and 31,2 % at low groups. From the results, it can be concluded that overall students in grades at  XI IPA 6 SMA Negeri 1 Kepahiang even 2016/2017 academic year with the ability to enough think critically.


2020 ◽  
Vol 3 (1) ◽  
pp. 75-82
Author(s):  
Putri Melatiya ◽  
Nyoman Rohadi ◽  
Dedy Hamdani

ABSTRAK Penelitian ini bertujuan untuk meningkatkan kemampuan berpikir kritis siswa pada konsep suhu, kalor dan perpindahan kalor. Penelitian ini merupakan penelitian tindakan kelas yang terdiri dari tiga siklus. Setiap siklus terdiri dari empat tahap yaitu perencanaan, pelaksanaan tindakan, observasi, dan refleksi. Subjek dalam penelitian ini adalah seluruh siswa kelas XI IPA 3 yang berjumlah 26 siswa. Instrumen yang digunakan adalah lembar observasi untuk aktivitas belajar siswa dan soal tes kemampuan berpikir kritis siswa. Hasil penelitian ini menunjukkan bahwa aktivitas belajar siswa pada siklus I dengan rata-rata skor sebesar 25 dalam kategori baik, siklus II sebesar 27,5 dalam kategori baik, dan siklus III sebesar 29 dalam kategori baik. Hasil tes ketemampuan berpikir kritis siswa skor rata-rata kelas per siklus mengalami peningkatan tiap siklusnya. Pada siklus I diperoleh hasil sebesar 70,57 dengan kategori cukup, siklus II diperoleh hasil sebesar 82,30 dengan kategori baik, pada siklus III diperoleh hasil sebesar 90,57 dengan kategori sangat baik. Berdasarkan hasil penelitian dapat disimpulkan bahwa penerapan model Discovery Learning dapat meningkatkan kemampuan berpikir kritis dan aktivitas belajar siswaKata Kunci : Model Discovery Learning, Aktivitas Belajar Siswa, Kemampuan Berpikir Kritis ABSTRACT This research was aimed to improve students' critical thinking skills on the concepts of temperature, heat and heat transfer. This research was a classroom action research that conducted in four stages, namely planning, implementing actions, observing, and reflecting. The subjects in this study were all students of class XI IPA 3, amounting to 26 students. The instrument used was an observation sheet for student learning activities and test questions for students' critical thinking skills. The results of this study indicated that student learning activities in the first cycle with an average score of 25 in the good category, the second cycle of 27.5 in the good category, and the third cycle of 29 in the good category. The results of students' critical thinking skills test scores on average per class has increased each cycle. In cycle I obtained results of 70.57 with enough categories, cycle II obtained results of 82.30 with good categories, in cycle III obtained results of 90.57 with very good categories. Based on the results of the study it can be concluded that the application of discovery learning models can improve critical thinking skills and student learning activitiesKeywords: Discovery Learning Model, Student Learning Activities, Critical Thinking Ability


2017 ◽  
Vol 2 (2) ◽  
pp. 181
Author(s):  
Wahyuni Wahyuni ◽  
Tukiran Tukiran ◽  
Widodo Widodo

This research  is  purposed  to  develop  learning  instrument  of  chemical  analysis  for  eleventh  grade  of vocational high school student on the material of conducting water analysis and mineral through guided discovery learning model. This research is designed using Dick and Carey model whereas the experimental  design using One Group  Pretest-Posttest  Design.  This  finding  research  is learning  instrument  materials  which  developed  generally becomes acceptable or good. The analysis result of hand book and work book literacy are understandable and literate for student. The implementation of lesson plan is good but students activity for observing, discussing, and delivering opinion are dominant with 19%, 16%, and 13% respectively. Based on minimum completeness, guided discover y learning model also gave influence for students learning result which is on complete category. This research also described that N-gain comprehensions of concept average and critical thinking ability are on high category level. Students response to guided discovery learning model is good. Base on this research, it completely concluded that learning on the material of conducting water analysis and mineral using guided discovery model is able to encourage students concept comprehension and critical thinking ability.Penelitian ini bertujuan untuk mengembangkan perangkat pembelajaran Kimia Analisis siswa SMK kelas XI pada pokok bahasan Melakukan Analisis Air dan Mineral (MAAM) melalui model pembelajaran guided discovery. Desain pengembangan pada penelitian ini menggunakan model Dick and Carey, sedangkan rancangan uji coba menggunakan One Group Pretest-Posttest Design. Temuan penelitian ini yaitu perangkat pembelajaran yang dikembangkan secara umum berkategori baik. Hasil analisis keterbacaan BAS dan LKS mudah dipahami dan terbaca oleh siswa. Keterlaksanaan  RPP berkategori  baik sedangkan aktivitas siswa yang dominan adalah melakukan pengamatan, berdiskusi,  dan berpendapat  masing-masing  adalah 19%, 16%, dan 13%. Berdasarkan tinjauan Kriteria Ketuntasan Minimal (KKM), model pembelajaran guided discovery juga memberikan pengaruh pada hasil belajar siswa yang berada pada kategori tuntas. Hasil penelitian ini juga menunjukkan bahwa N-gain rata-rata pemahaman konsep dan keterampilan berpikir kritis berada pada kategori tinggi. Respon siswa terhadap pembelajaran dengan model guided discovery dinilai baik.  Berdasarkan  hasil  tersebut,  disimpulkan  bahwa  pembelajaran  pada  pokok  bahasan  Melakukan  Analisis Air  dan Mineral (MAAM) melalui model guided discovery dapat melatihkan pemahaman konsep dan keterampilan berpikir kritis siswa SMK


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