scholarly journals PENGEMBANGAN LEMBAR KEGIATAN SISWA (LKS) BERBASIS METODE PENEMUAN TERBIMBING UNTUK MENINGKATKAN KEMAMPUAN PEMAHAMAN KONSEP MATEMATIK SISWA KELAS VII SMP ISLAM KEPENUHAN KABUPATEN ROKAN HULU

2017 ◽  
Vol 1 (1) ◽  
pp. 39
Author(s):  
Annajmi Annajmi ◽  
Azmi Asra

The purpose of this research was to produce a student activity sheet based guided discovery me-thod to improve understanding of the mathematical concept of junior high school students, determine the effectiveness and increase the ability of understanding mathematical concepts that students use the worksheet-based method of guided discovery. The method used was the development of research de-velopment model 4-D, that was define, design, develop and disseminate. The research was conducted in SMP Islam Kepenuhan of Rokan Hulu Riau with research subjects grade VIIIA. Student activity sheet and research instruments validated to the experts, then conducted limited field trial, resulting in the final and disseminate is the use of student activity sheet that has been developed on a broader scale, to subject teachers school math test field try to use this device. The results of the implementation of the trials showed Student Activity Sheet effective to use, as shown by an increase in the ability of students' understanding of the concept, where students in classical completeness there are 30 students who reached the KKM ≥ 70 ie 83.33% of the proceeds from the pretest posttest whereas only 23 those students who completed ie 63.88%, further capabilities increase student understanding of the concept of before and after learning that the average pretest results and the ability of understanding the con-cept 69.84 average yield of 81.35 posttest understanding of the concept. Based on the analysis of data, it is advisable to use a math teacher to student activity sheet based methods guided discovery learning.

Author(s):  
Ignasius Fandy Jayanto ◽  
Sri Hastuti Noer ◽  
Caswita Caswita

This study is a development research that aims (a) to produce valid and practical Guided Discovery learning to improve the ability of reflective thinking, and (b) to determine the effectiveness of Guided Discovery learning to improve the ability to think reflective.  This research is a Research and Development (R & D). The research subjects were seventh grade students of SMP Paramarta 1 Seputih Banyak in the academic yearof 2018 / 2019. The instruments used are observation sheets, interview sheets, validity assessment instruments, trial sheets, and reflective thinking test instruments. The results of this study are (a) Guided Discovery learning has valid and practical criteria and (b) Average N-Gain scores mathematically reflective thinking of students after given Guided Discovery learning bigger than the average N-Gain score of mathematical reflective thinking skills of students who following conventional learning. Suggestions for developing Guided Discovery learning as an alternative to improve the ability of mathematical reflective thinking in junior high school students.


2019 ◽  
Vol 1 (1) ◽  
pp. 27-38
Author(s):  
Bashirudin Debipriamuda ◽  
Dany M Handarini ◽  
M Ramli

Bullying is one of the events that repeatedly arises in schools and associated to varies between individuals. One of the sources of bullying is the poor self-awareness held by students. Self-awareness is one of the students skill must acquire. However, in reality there are still many students who have poor self-awareness. This study tries to investigate the effectiveness of the Karpman Drama Triangle to build up students self-awareness using Quasi Experiment Design. The research subjects consisted of 15 junior high school students who had poor self-awareness. The results of the study indicated that the Karpman Drama Triangle was useful in enhancing students self-awareness to reduce bullying behavior. It also informs us that the Karpman Drama Triangle can be an option to develop students self-awareness in reducing conflicts and bullying behavior that exists between students. The difference in the status of self-awareness between students before and after treatment is expressed is also illustrated. The Karpman Drama Triangle can be an alternative solution for handling and facilitating students who have poor social interaction and growing conflict situations towards peacefully.


2021 ◽  
Vol 9 (3) ◽  
pp. 186
Author(s):  
Uswatun Hasanah ◽  
Maimunah Maimunah ◽  
Yenita Roza

The purpose of this study was to analyze the ability to understand mathematical concepts of junior high school students during online learning on set material. This type of research uses descriptive qualitative. The subjects of this study were grade VII students with a total of 10 students at SMP Negeri 1 Inuman, Kuantan Singingi Regency in the 2021/2022 academic year. The subject selection technique used is purposive sampling technique because the sample cannot be chosen randomly. The data collection technique used in this study was a written test. The questions given are in the form of 5 description test questions that have been prepared based on indicators of mathematical concept ability. The results obtained from this analysis are the ability to understand students' mathematical concepts when online learning is obtained that the ability of students in the high category is 1 student or 10% of the total number of students tested, categorized as sufficient there are 5 students or 50% of all students tested, and in the low category there are 4 students or 40% of the total students tested.


2019 ◽  
Vol 8 (1) ◽  
pp. 95-106
Author(s):  
Annajmi Annajmi ◽  
Lusi Eka Afri

AbstrakPenelitian ini bertujuan untuk mengetahui ada atau tidaknya pengaruh penggunaan Lembar Aktivitas Siswa (LAS) berbasis metode penemuan terbimbing terhadap kemampuan representasi matematis siswa SMP. Penelitian ini merupakan penelitian quasi eksperimen dengan Pretest Posttest Control Group Design. Penelitian ini dilakukan di SMPN 3 Rambah pada siswa kelas VII. Data yang dikumpulkan adalah data peningkatan kemampuan representasi matematis siswa. Instrumen yang digunakan adalah soal essay yang disusun berdasarkan indikator kemampuan representasi matematis. Hasil analisis data menggunakan uji Mann Whitney diperoleh nilai Zhitung yaitu 2,13 dan nilai Ztabel yaitu 1,96. Hal ini berarti Zhitung > Ztabel dengan demikian sesuai kriteria penguhian hipotesis, Ho ditolak. Oleh karena itu dapat disimpulkan bahwa ada pengaruh yang signifikan penggunaan LAS berbasis metode penemuan terbimbing terhadap peningkatan kemampuan representasi matematis siswa SMP. The Effect of Use of Student Activity Sheets Based on Guided Discovery Method on Increasing Students Mathematical Representation Ability AbstractThis study aims to determine whether or not the influence of the use of Student Activity Sheet (SAS) based on guided discovery methods on the mathematical representation ability of junior high school students. This research was a quasi-experimental study with Pretest Posttest Control Group Design. This research was conducted at SMPN 3 Rambah in class VII students. The data collected was data on improving students mathematical representation abilities. The instrument used was an essay test which was arranged based on indicators of mathematical representation ability. The results of data analysis using the Mann Whitney test obtained a calculated value of 2.13 and a Ztable value of 1.96. This means that Zhitung> Ztable is thus according to the criteria of hypothesis testing, Ho was rejected. Therefore, it can be concluded that there is a significant effect of the use of SAS based guided discovery method on improving the mathematical representation ability of junior high school students.


EDUSAINS ◽  
2019 ◽  
Vol 8 (2) ◽  
pp. 114-121
Author(s):  
Rosita Putri Rahmi Haerani

AbstractIn education, many empirical studies have shown evidence that video games have the potential to improve student learning outcomes, but there is still great controversy in the literature regarding the impact of video game. More evidence is needed to convince educators and researchers regarding the actual value and the efficiency of video game in learning science. The purpose of this study was to examine the use of video game in learning to improve the mastery of concepts about the interaction of living beings and the environment of junior high school students who played the “Selamatkan Dunia Digital!” educational gaming application that has been developed by author in previous studies. This weak experimental study collected pretest and posttest results to determine students' mastery of concepts before and after Intervention. Normalized Gain of the pretest and posttest are assumed to be the effect of the intervention. The results show a low increasing mastery of concept by students who learned by playing game, so this study stated that learning science by using instructional video game media are still not able to facilitate mastery of concept of students.Keywords: interactive media; video game; mastery of conceptsAbstrakDalam dunia pendidikan, banyak penelitian empiris telah berhasil menunjukkan bukti bahwa video game memiliki potensi dalam meningkatkan hasil belajar siswa, tetapi kontroversi besar masih ada pada literatur mengenai pengaruh game yang sebenarnya. Dibutuhkan lebih banyak bukti untuk meyakinkan pendidik dan peneliti mengenai nilai aktual dan efisiensi pembelajaran menggunakan video game. Penelitian ini dilakukan untuk mengetahui penggunaan game dalam pembelajaran untuk meningkatkan penguasaan konsep tentang Interaksi makhluk hidup dengan lingkungan siswa SMP.  Game yang digunakan dalam penelitian ini adalah game yang berjudul “Selamatkan Dunia Digital!” yang telah dikembangkan oleh peneliti pada penelitian sebelumnya. Penelitian ini merupakan penelitian eksperimen semu, dengan desain The one-Group Prettest-Posttest Design untuk memperoleh gambaran penguasaan konsep siswa sebelum dan sesudah perlakuan. Peningkatan nilai pada pretest dan posttest diasumsikan merupakan efek dari perlakuan. Hasil penelitian ini menunjukkan bahwa peningkatan nilai N-gain rata-rata siswa masih dalam kategori rendah, dan pencapaian skor posttest rata-rata siswa juga masih rendah, sehingga dapat disimpulkan bahwa pembelajaran IPA dengan menggunakan media pembelajaran media video game masih belum dapat memfasilitasi penguasaan konsep IPA siswa pada konsep Interaksi Makhluk Hidup dengan Lingkungan.Kata Kunci: media pembelajaran interaktif; video game; penguasaan konsep Permalink/DOI: http://dx.doi.org/10.15408/es.v8i2.1576


2017 ◽  
Vol 3 (1) ◽  
pp. 274
Author(s):  
Windarti Windarti ◽  
Tjandra Kirana ◽  
Wahono Widodo

The reality found in school showed that the teaching and learning experiences were dominated by the use of the Direct Instruction model and there were no activities to facilitate students to think criticaly. Thus, it is necessary to develop  guided discovery learning materials to overcome it. The one group pretest-posttest design was used as a the research design involving 30 Junior High School students. The data were analyzed through descriptive qualitative technique. The results showed that students’ activities were consistent with each stage of the guided discovery learning, students’ responses were good, and N-gain test informed that the students’ learning outcome and their  capability  to use  critical  thinking  skills  increased.  Based  on  those  findings,  it  can  be  concluded  that  the  guided  discovery instructional materials were effective to facilitate Junior High School students by think critically.Kenyataan di sekolah metode pembelajaran yang digunakan lebih berorientasi pada Direct Instruction dan belum  tersedia    perangkat  pembelajaran yang  dapat  melatih  keterampilan  berpikir  kritis  siswa  sehingga  perlu dikembangkan pembelajaran yang berorientasi pada penemuan terbimbing untuk melatihkan keterampilan berpikir kritis kepada siswa SMP. Rancangan penelitian one group pretest-posttest design dengan subyek 30 orang siswa SMP. Data dianalisis secara deskriptif kualitatif. Hasil penelitian menunjukkan aktivitas siswa sesuai dengan tahapan penemuan terbimbing, respon siswa baik, uji N Gain menunjukkan peningkatan hasil belajar dan kemampuan berpikir kritis serta pembelajaran penemuan terbimbing, pokok bahasan peran manusia dalam pengelolaan lingkungan efektif untuk melatihkan keterampilan berpikir kritis siswa SMP.


2018 ◽  
Vol 7 (3.2) ◽  
pp. 732 ◽  
Author(s):  
Martin Bernard ◽  
Eva Dwi Minarti ◽  
Masta Hutajulu

Learning media in Mathematics by using Microsoft Excel software that assisted Visual Basic application is a tool that can be applied for a more interactive visualization so that students better understand about mathematical concepts. Microsoft Excel is a software that serves to process data in the form of numbers that are always associated with mathematical commands. In addition, the functions of commands in Microsoft Excel can be applied in various fields such as Statistics, Economics and Finance, Mathematical Logic, and Engineering. If using mathematical concepts with data processing. But it is not just a number, it can also be used to process objects on shapes or drawings on images. This, of course, requires a function other than the mathematical functions of Visual Basic Applications, which can make math tools more interesting. The advantages of Microsoft Excel with Visual Basic for Application (VBA) are (1) the images are more interactive with different sizes and can make more; (2) more economical; (3)saving time; (4)the software is easy to find, and (5)improving students 'understanding of mathematical concepts and foster students' sense of trust, especially in junior high school students.  


2020 ◽  
Vol 32 (1) ◽  
pp. 1-15
Author(s):  
Endang - Fauziati

This qualitative study aims to examine the types and realization of the use of Code Switching communication strategies used by junior high school students when communicating in English as a foreign language. The research subjects were 30 students of SMP N IV Surakarta. The research objects were the types and realization of the use of code switching communication strategies used by students when communicating in English. Data were collected through the elicitation technique in which the participants were given the task to describe a cartoon; their speech was recorded and used as the data source. The data were analyzed qualitatively by inductive techniques using Dornyei and Myers-Scotton analysis frameworks. Research findings were interpreted by using relevant theory. The results showed that the learners used three types of code switching, namely: tag code switching, intra sentential code switching, and inter-sentential code switching. And there were three factors that contributed to the use of code switching, namely mastery of bilingual or bilingual, limited mastery of English, and as a compensation strategy. It can be concluded that the use of code switching by English learners as a foreign language is a natural and unavoidable. Because code switching is one of the communication strategies to compensate for the limited mastery of the target language.


2021 ◽  
Vol 4 (1) ◽  
pp. 59-76
Author(s):  
Ismiyanti Suci Pratiwi ◽  
Eyus Sudihartinih

The purpose of this study was to obtain an overview of the mathematical connections of junior high school students on the concepts of ratio and proportion. This research uses a descriptive qualitative method with data triangulation. The research participants were four junior high school students in Sukabumi. The instrument used in this study consisted of a description test of three questions that had been consulted with experts and based on considerations regarding indicators of mathematical connection ability. Based on the results of the study, it is known that the ability of students to recognize and use connections between mathematical ideas is 50%, the ability of students to connect and apply mathematical concepts with other disciplines is 50%, and the ability of students to connect and apply mathematical concepts to problems in everyday life with a percentage of 50%. The results showed that the mathematical connection ability of some junior high school students in Sukabumi on the concept of comparison was included in the poor category.


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