scholarly journals Pengembangan Lembar Kerja Siswa Matematika Berbasis Penemuan Terbimbing Untuk Siswa Kelas VII Sekolah Menengah Pertama Pada Materi Segiempat

2020 ◽  
Vol 3 (1) ◽  
pp. 220-229
Author(s):  
Veta Fitriani ◽  
Lusi Eka Afri

This study aims to produce valid guided discovery-based math worksheets on rectangular material. This type of research is development research. This research consists of three stages of development, definition, design, and development. This study's subjects were class VII students of SMP Negeri 3 Rambah Hilir in the second semester of the 2019/ 2020 school year. The instrument used in this study was a validation questionnaire sheet. Discovery-based worksheets guide the results of this study. Based on the validity test of the guided discovery-based student worksheet carried out on three validators with several revisions and improvements, the average score of the guided discovery-based student worksheet validation was 3.73 with a very valid category. So it can be concluded that guided discovery-based worksheets are very valid.

Kappa Journal ◽  
2020 ◽  
Vol 4 (2) ◽  
pp. 250-255
Author(s):  
Fartina Fartina ◽  
◽  
Badrul Wajdi ◽  

This study aims to develop problem-solving based teaching materials (LKPD) with to business and energy materials. This type of research is development research / research and development. The development model used in this research is the 4D model, namely define, design, develop, and disseminate. Testing of problem solving-based student worksheet development products with a scientific approach is carried out through validation from material experts, media experts, subject matter teachers, and student questionnaire responses. The data technique used non-test (questionnaire and expert validation sheet). The technique of analyzing data from the distribution of questionnaires was carried out by tabulating the data from each validator, calculating the average score, and comparing the total score with a scale of five. Based on the results of 3 material experts, it shows that the quality of the LKPD is in the feasible category with a percentage value of 80%. Meanwhile, the results of 3 media experts show that the quality of LKPD is in the decent category with the proportion of the value of 77.15%. And based on the results of 2 subject teachers, it shows that the quality of the LKPD is in the decent category with a proportion of 82.5%. Meanwhile, the cost of student responses is in the very good category with an actual score of 78.4.


2017 ◽  
Vol 29 (2) ◽  
pp. 134-144
Author(s):  
Ahmad Talib

This research is development research Development procedure that used in this research is Thiagarajan model or four D model Data analysis describe the result as: (1) Teachers ability level (degree) in managing learning process by using problem based learning that make use of authentic learning source involve in high category, it means teachers’ performance can be maintained, (2) Teacher can guide grop for working and studying, (3) Commonly, student gives positive response towards learning device that used, (4) learning device of mathematics problem based models making use of authentic learning source make student more active in learning process, and (5) The average score students achieved on the achievement test is 78.06 from ideal score 100 with standard deviation 20.92. Where 25 from 31 students or 80.64% fulfilled individual completeness showing that classical completeness achieved. Abstrak Penelitian ini adalah penelitian pengembangan (Reseacrh and Development). Prosedur pengembangan digunakan dalam penelitian ini adalah model Thiagarajan atau model 4D (Define, Design, Develop, dan Disseminate). Analisis data menggambarkan hasil sebagai berikut: (1) tingkat kemampuan guru dalam mengelola prses pembelajaran dengan menggunakan perangkat pembelajaran berbasis masalah yang memanfaatkan sumber belajar autentik termasuk dalam kategori tinggi, artinya penampilan guru dapat dipertahankan; (2) guru dapat membimbing kelompok untuk bekerja dan belajar; (3) pada umumnya siswa memberikan respon yang positif terhadap perangkat pembelajaran yang digunakan; (4) perangkat pembelajaran Matematika model berbasis masalah yang memanfaatkan sumber belajar autentik menjadikan siswa lebih aktif dalam proses pembelajaran; dan (5) skor rata-rata yang diperoleh siswa pada test hasil hasil belajar adalah 78,06 dan skor ideal 100 dengan standar deviasi 20,92. Di mana 25 dari 31 siswa atau 80,64% memenuhi ketuntasan individu yang menunjukkan bahwa ketuntasan klasikal tercapai


EduKimia ◽  
2020 ◽  
Vol 2 (1) ◽  
pp. 25-31
Author(s):  
Winda Permatasari ◽  
Yerimadesi Yerimadesi

The purpose of development research is to produce and analyse the validity and practicality of the guided discovery learning based on petroleum module for class XI SMA/MA. This research uses the Plomp development model. The validity test was conducted on 4 chemistry lecturers and 2 chemistry teachers. The practicality test was carried out by 2 chemists and 30 students of class XII SMA in 2019/2020. The research instrument used was a questionnaire of validity and practicality. The data obtained were analysed with Cohen’s kappa formula. From the result of study obtained an average value of kappa moments of module validity (0,89), module practicality by teachers (0,93) and module practicality by students (0,83). The data shows that the module is valid and practical for learning chemistry.


2021 ◽  
Vol 5 (3) ◽  
pp. 241-252
Author(s):  
Amalia Firdausi ◽  
Fitria Eka Wulandari

This study aims to determine the feasibility of the module in improving students' understanding of eco-literacy. This research is development research using the 4D development model with ten students as research participants. The learning module developed is validated by two competent validators from internal and external campuses. The feasibility of the module includes the validity and reliability of the module as measured by the validation questionnaire sheet. The validation results show that the module obtained an average score of 3.66 (very valid category), with the reliability score of 0.83 (real category). The research data were analyzed descriptively and quantitatively. Students' understanding was measured on the competency test in the module on the pretest and posttest after giving the treatment. The results of the module trial calculated using the N-gain formula indicate that the effectiveness was under the high category with a score of 0.703 with an average pretest and posttest values of 43.7 and 83.49, respectively. Based on the study results, it can be concluded that the web-based science learning module developed is valid, reliable, and effective in improving students' understanding of eco-literacy.


2020 ◽  
Vol 5 (1) ◽  
pp. 53-65
Author(s):  
Aldio Rahmata ◽  
Laila Tuljannah ◽  
Siti Chusnul Chotimah ◽  
Shofan Fiangga

The purpose of this research is to obtain the validity of E-Comic based problem-solving in similarity material. This research is included in the development research with a quantitative approach using the ADDIE development paradigm, but just for three-stage: Analyze, Design, and Development. The instruments of data collection used the questionnaire validation and interview by experts. Based on the results of the validity test to media experts and material experts, it was concluded that the validity of mathematical e-comic based on problem-solving with similarity material reached a very valid with the average is 4,48 from a scale 1-5, so this e-comic media could be continued at the next ADDIE stage to fulfill practicality and effectiveness.


2019 ◽  
Vol 16 (2) ◽  
pp. 285
Author(s):  
Trisna Helda ◽  
Dina Ramadhanti

Abstrak: Penelitian ini dilakukan untuk mengembangkan perangkat pembelajaran berbasis PBL yang valid, praktis, dan efektif untuk digunakan dalam proses pembelajaran pada mata kuliah Sintaksis. Perangkat pembelajaran itu terdiri atas RPS, SAP dan bahan ajar. Jenis penelitian ini adalah penelitian pengembangan dengan menggunakan model 4-D  (four-D models). Dan penelitian ini baru sampai pada tahap pengembangan (develop), validasi berupa produk yaitu perangkat pembelajaran yang terdiri atas silabus, RPS, SAP dan bahan ajar, untuk mata kuliah Sintaksis.Berdasarkan hasil analisis yang telah dilakukan dapat diperoleh hasil validasi perangkat pembelajaran(RPS, SAP dan buku ajar) sebagai berikut.Pertama, berdasarkan hasil validasi ahli dan praktisi RPS secara memperoleh nilai rata-rata 86,53 dengan kategori sangat valid. Kedua, berdasarkan hasil validasi ahli dan praktisi SAP secara memperoleh nilai rata-rata 84,65 dengan kategori sangat valid. Ketiga, berdasarkan hasil validasi ahli dan praktisi buku ajar secara memperoleh nilai rata-rata 85,66 dengan kategori sangat valid.Kata kunci: perangkat pembelajaran, berbasis problem base learning, sintaksis  Abstract: This research was conducted to develop PBL-based learning tools that are valid, practical, and effective for use in the learning process in the course of Syntax. The learning tool consists of RPS, SAP and teaching materials. This type of research is development research using 4-D model (four-D models). And this research just to the stage of development (development), validation in the form of products that are learning tools consisting of syllabus, RPS, SAP and teaching materials, for subjects Syntax. Based on the results of the analysis that has been done can be obtained the validation of learning tools (RPS, SAP and textbooks) as follows. First, based on the validation results of experts and practitioners RPS obtained an average value of 86.53 with the category is very valid. Secondly, based on the validation results of experts and SAP practitioners obtained an average score of 84.65 with very valid category. Third, based on the results of validation of experts and practitioners of textbooks obtained an average score of 85.66 with very valid category.  Keywords: learning tool, problem base base learning, syntax 


2019 ◽  
Vol 2 (2) ◽  
pp. 118-125
Author(s):  
Yana Royana ◽  
Idul Adha ◽  
Rani Refianti

This study aims to develop Student Worksheets (LKS) using the icon of the City of Lubuklinggau (Great Mosque of the As-Salam Taman Kurma) on valid and practical class X trigonometry material. The research method used is the research method of development, Research and Depelopment (R&D) which has been modified into 3-D which in this study uses 3 stages, namely the stage of definition (Define), design, (Design) and development (Develop). Worksheets developed in the level of validity were seen from the expert questionnaire, while practicality was measured from the practicality questionnaire for students. The results of the study, from the analysis of the assessment of four experts namely linguists, material experts, content experts, and media experts showed that the worksheet met valid criteria with an average score of 3.18. While the results of the analysis of the LKS assessment on field trials of students meet practical criteria with an average score of 3.15. In conclusion, the worksheets are designed using the icon of the city of Lubuklinggau with valid and practical trigonometry material   Keyword: City Icons, LKS Development


2019 ◽  
Vol 9 (2) ◽  
pp. 111
Author(s):  
Ni Wayan Suardiati Putri ◽  
Kadek Suryati

The type of research conducted is development research. The aim of this research is to produce a valid and practical learning media GeoGebra based program at STMIK STIKOM Indonesia. The model of development used is Model Plomp consisting of (1) initial investigation stage, (2) design stage, (3) realization stage/construction, (4) test, evaluation and revision, and (5) implementation. The research is only up to a limited trial, not implementation. Validity testing of content, design and media is carried out by experts in their fields. While practicality tests are measured through students' responses to the use of media. The results showed that the learning media were classified as valid and practical with an average value of validity test on content, design, and media respectively were 3.78, 3.43, and 3.57. As for the value of practicality tests conducted by students is 85.86%.


2019 ◽  
Vol 2 ◽  
pp. 101-105
Author(s):  
Iqbal Fajrin Averos ◽  
Widodo Widodo ◽  
Cahya Arsyi Widiyatami ◽  
Wuri Esti Tyas Utami

This study aims to determine the diversity of ferns species in Ancient Volcano Mount (Gunung Api Purba) Nglanggeran climbing track and develop the Ferns Booklet as a source of students' independent learning as well as knowing the quality of the product. This type of research is development research (R & D) using three stages. The first is taking sampling and identification, second is developing product and the last is trials product. The product was evaluated and validated by material experts, media experts, and 5 peer reviewers. A limited test was conducted by a biology teacher and 15 students of MA Wahid Hasyim Sleman (Islamic Senior High School) by questionnaire method. The results showed that ferns diversity has 39 species by 20 genera in 12 families. Qualitative data from the results are converted into quantitative data. Product quality according to the assessors is in the very good category, with an ideal percentage assessment from the experts, peer reviewers, biology teachers and students respectively 87.59%; 86.48%; 84.83%; and 90.88%. Thus, the Fern Booklet is very suitable to be used as a source of independent learning students.


Author(s):  
Asep Sunarko, Abdulbasit, Faozi Latif

The aims of this research are the results of the developing textbooks with a Dick, Carey and Carey Development model, and to know the effectiveness of the textbook in terms of improving the fluency and the correct pronunciation’s students in speaking Arabic orally. This research is development research which is using a qualitative and a quantitative approach. The development procedures in this research are divided into three stages: teaching material designing, validation of expert (the contents and the design expert), and field test is the last stage. The result of this research is (1) that the textbook with dick, carey and carey Development model (2) the textbook with Dick, Carey and Carey Development model is effective to accelerate the fluency of students. It can be seen from the T-test that is bigger than the standard of value which is 10.12 >1, 72. For that, depending on the calculation of the last result, the aforementioned hypothesis is acceptable or effective.


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