scholarly journals ACID BASE STUDENTS ACTIVITIES SHEETS THROUGH GUIDED DISCOVERY TO PRACTICE SCIENCE LITERACY

2019 ◽  
Vol 8 (2) ◽  
pp. 1706
Author(s):  
Sanny Murti Vinandari

Student Activity Sheet (SAS) based on guided discovery learning model is needed to improve students' scientific literacy. The type of research used in this study is research and development (R & D) until the limited testing phase and was conducted to 12 students of 11st grade of SMAN 1 Krian to know the effectiveness of the SAS. The instruments used in this study are the pretest-posttest sheet about students scientific literacy. The SAS stated effective if the posttest result for each domain of scientific literacy get percentage >75% with high or very high category The results showed that effectiveness includes scientific literacy test get high and very high category. From this research, the students scientific literacy has increased from pretest to posttest. The percentage of each domain of scientific literacy are Science Contex about 79,16%; Science Knowledge, Content knowledge about 75%, Procedural knowledge about 91,67%, Epistemic knowledge about 100%; Science Competence about 100%; and Science attitude about 100%.

Author(s):  
Afif Alfa Robi ◽  
Hobri . ◽  
Dafik .

This study aims to analyze the critical thinking skills of P21 students in solving Arithmetic Two Dimensional problems through the application of Guided Discovery Learning. GDL is a learning process that occurs when students are not presented  with material in final form but learners are expected to organize their own material with guidance from educators if needed. Implementation of GDL in learning process is expected to improve students' thinking ability, especially critical thinking ability version P21. According to P21, in the 21st century, every individual is required to have 4C's skills in order to compete globally and one of 4C's skills is critical thinking. By having these skills, learners are expected to achieve success in life and work. The subjects of this study are discrete mathematics class students, as many as 64 students. Research steps are by providing initial knowledge of Two Dimensional Arithmetic materials through GDL method and Student Worksheet (LKM) then at the end of student learning work on Test Mastery of Teaching Materials (TPBA). The test results are then analyzed using the P21 critical thinking indicator that is reasoned effectively, using a system of thinking, making judgments and decisions. From the analysis result of Teaching Material Mastery Test obtained data about critical thinking level of students, in class A there are 25 students being in very high category (level 4), 10 students are in high category (level 3) and 9 students are in medium category (level 2). While in class C there are 22 students being in very high category (level 4), 4 students are in high category (level 3) and 4 students are in medium category (level 2). The study also produced a two dimensional arithmetic monograph. From the results of this study can be concluded that the application of GDL has a positive effect in developing students' critical thinking skills in solving two-dimensional arithmetic problems.


2018 ◽  
Vol 1 (1) ◽  
pp. 303
Author(s):  
Yulius Kristini ◽  
Henny Dewi Koeswati ◽  
Sri Giarti

Abstrak: : Penelitian ini bertujuan untuk (1) mengembangkan model pembelajaran Guidif untuk meningkatkan hasil belajar IPA SD. (2) mengetahui seberapa tinggi tingkat validasi produk model pembelajaran Guidif dalam meningkatkan hasil belajar IPA kelas 3. (3) mengetahui efektivitas pembelajaran Guidif dalam meningkatkan hasil belajar IPA SD.  Hasil validasi pakar desain pembelajaran memperoleh persentase 80% dengan kategori sangat tinggi, sedangkan hasil validasi pakar media diperoleh hasil persentase 90% dengan kategori sangat tinggi. Kemudian hasil pertest dan posttest mengalami kenaikan yaitu dari nilai rata-rata pretest 63,7 menjadi 79 untuk rata-rata posttest. Berdasarkan hasil respon guru diperoleh persentase sebesar 87,5% dengan kategori sangat baik dan tingkat keterimaan siswa sebesar 92,96% dengan kategori Baik.                                                                                               Abstrak: This study aims to (1) develop Guidif learning model to improve the learning outcomes of SD science. (2) to know how high the validation level of Guidif learning model products in improving the learning outcomes of science class 3. (3) to know the effectiveness of Guidif learning in improving the learning outcomes of SD science. The results of validation of the design of learning designs get the percentage of 80% with very high category, while the results of media expert validation obtained by the percentage of 90% with very high category. Then the results of pertest and posttest increased from the average value of pretest 63.7 to 79 for the average posttest. Based on teacher response result obtained by percentage equal to 87,5% with very good category and student acceptance level equal to 92,96% with Good category.


EduKimia ◽  
2019 ◽  
Vol 1 (1) ◽  
pp. 77-86
Author(s):  
Diana Mustika ◽  
Bayharti Bayharti

Atomic structure is an abstract topic and contains factual knowledge, conceptual and procedural knowledge. While learning this chapter, students have to exercise more often. The learning media that had developed it this study can be use as exercising media for atomic structure topic. This study used Research and Development type with 4-D model, they are (1) Define, (2) Design, (3) Develop, (4) Disseminate. This research was limited only in third step (Develop) with validity and practicality tests of “Scrabble Kimia” as the final product. Validity test carried out by two chemistry lectures and two chemistry teachers. Practicality test carried out by two chemistry teachers and 29 students of SMAN 1 Batang Anai. This research used quetionaries as research instrument. Data Analyzing was using Kappa Cohen formula. The result of this study indicated that “Scrabble Kimia” for Atomic Structure topic has very high category of validity with 0.82 momen Kappa value. Practicality test showed that this media has very high categories with 0.96 momen Kappa value by teachers and 0.81 momen Kappa value by students. In conclution, the “ Scrabble Kimia” can be used as a learning media for atomic structure topic with very high categories of validity and practicality


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.


2020 ◽  
Vol 31 (3) ◽  
pp. 84
Author(s):  
J. Jusniar ◽  
E. Effendy ◽  
Endang Budiasih ◽  
S. Sutrisno

<p class="p1"><span class="s1">This study aims to develop a Three-tier Diagnostic Instrument on Chemical Equilibrium (TT-DICE) to diagnose high school students’ misconceptions related to this topic. TT-DICE consists of thirty items, asking for students’ answers, reasonings, and levels of confidence. Three-stages development models developed by Treagust applied in developing TT-DICE. First-stage was a literature study to analyze the main concepts and students’ misconceptions in CE. The next step is the development of the TT-DICE prototype, consisting of item development, preliminary experiments, interviews, and revisions. The third stage of validity checking starts with content validation by experts and practitioners. A field test conducted to determine the reliability and quality variables are supporting TT-DICE items. These variables are Item Validity (IV), Difficulty Level (DL), Discrimination Index (DI), and effectiveness of distractors. Content validity by validators showed that the TT-DICE is valid with a very high category (96.1%). The results of item validity show that 88.9% of the items are valid. Testing of DL, DI, and the effectiveness of distractors in general, shows a good category. The Reliability of the three-tiers TTDICE using Alpha Cronbach is a high and very high category, respectively (0.83, 0.81 &amp; 0.91). The overall validity test results also concluded if the TT-DICE is valid, reliable, and suitable to diagnose misconceptions of Chemical Equilibrium.</span></p>


2021 ◽  
Vol 1 (01) ◽  
pp. 35-44
Author(s):  
Alfiah Rizqi Azizah ◽  
Eko Pujo Sudarto

AbstrakTujuan dalam penelitian ini untuk mengetahui seberapa besar faktor-faktor yang dapat mempengaruhi minat siswa-siswi dalam mengikuti ektrakurikuler bola voli di SMP N 3 Satu Atap Karangsambung. Penelitian ini merupakan penelitian deskriptif menggunakan metode survei. Subjek penelitian yang digunakan adalah siswa yang mengikuti ektrakurikuler bola voli di SMP N 3 Satu Atap Karangsambung sebanyak 19 anak. Intrumen yang digunakan berupa angket, dengan koefisien reliabilitas sebesar 0,953 dan untuk menganalisis data digunakan statistik deskriptif kuantitatif dengan persentase. Hasil penelitian menunjukkan minat siswa dalam mengikuti ektrakurikuler bola voli di SMP N 3 Satu Atap Karangsambung sebagian besar berada pada kategori tinggi sebesar 57,80 %, diikuti pada kategori rendah sebesar 21,2 %, kemudian kategori sangat tinggi sebesar 10,5 %, dan kategori sangat rendah sebesar 10,5 %. Jadi dapat disimpulkan minat siswa dalam mengikuti ekstrakurikuler bola voli di SMP N 3 Satu Atap Karangsambung sebagian besar berada pada kategori tinggi.Kata kunci : Minat, Ekstrakurikuler Bola voli,AbstractThe objective of this research is to determine how much the factors that can affect the interest of students in joining volleyball extracurricular at SMPN 3 Satu Atap Karangsambung. This research is descriptive research using survey method. The research subject used were students who took volleyball extracurricular at SMPN 3 Satu Atap Karangsambung as many as 19 students. The instrument used was questionnaire, with a reliability coefficient of 0.953 and to analyze the data used quantitative descriptive statistic with percentage. The results show that students' interest in joining volleyball extracurricular at SMPN 3 Satu Atap Karangsambung is mostly in the high category at 57.80%, followed by the low category at 21.2%, then the very high category at 10.5%, and the very low category at 10.5%. So, it can be concluded that students' interest in joining volleyball extracurricular at SMPN 3 Satu Atap Karangsambung is mostly in the high category.Keywords: Interest, Volleyball Extracurricular


2020 ◽  
Vol 4 (2) ◽  
Author(s):  
Rusnida Rusnida

This research is motivated by teacher-centered learning so that the lack of student activity in solving problems and finding answers together. This study aims to improve mathematical collaborative skills and student learning outcomes through the application of a magic ball-assisted group investigation learning model. This study is a classroom action research study on third grade students at SDN 008 Talang Perigi. The instrument used was the observation sheet and learning outcomes test. The results showed in the first cycle of collaborative mathematical skills students obtained an average of 55.77% with a high category and in the second cycle increased to 73.44% with a very high category. Student learning outcomes in the first cycle had an average of 67.83 with a percentage of classical completeness of 53%, increasing in the second cycle to 75.67 with a percentage of classical completeness of 83%. Based on the results of the study it can be concluded that the application of the learning model of investigation ball assisted by magic ball can improve the collaborative skills of mathematics and learning outcomes of third grade students of SDN 008 Talang Perigi.


2021 ◽  
Vol 12 (2) ◽  
pp. 169-179
Author(s):  
Siska Putri Damayanti ◽  
Eny Enawaty ◽  
Masriani Masriani

ABSTRAKPenelitian ini bertujuan untuk menentukan tingkat kelayakan dan respon guru terhadap Permainan Kartu Kuartet pada materi asam basa, dan garam di SMP Negeri 9 Pontianak. Bentuk penelitian dan pengembangan adalah (R&D) yang mengadopsi model pemngembangan ADDIE. Pengambilan data untuk mengetahui respon guru dengan cara memberikan angket kepada 3 Guru IPA di sekolah yang diteliti. Hasil pengolahan data menunjukkan bahwa Permainan Kartu Kuartet yang dikembangkan layak digunakan dalam pembelajaran ditinjau dari aspek kelayakan Bahasa 100% (sangat layak), media 100% (sangat layak) dan materi 91,66% (sangat layak), dan respon guru sebesar 81,24% terhadap Permainan Kartu Kuartet. Hal ini menunjukkan di SMP Negeri 9 Pontianak tergolong kategori sangat tinggi. Dengan demikian Permainan Kartu Kuartet dapat digunakan pada pembelajaran materi Asam Basa dan Garam sebagai media pembantu dalam pembelajaran.Kata Kunci : Kartu Kuartet, Asam Basa Garam, Kelayakan, ResponABSTRACTThis research was conducted to determine the level of feasibility and teacher response to the Quartet Card Game on acid base and salt material Junior High School 9 Pontianak. The form of research and development is (R&D) which adopts the ADDIE development model. Collecting data to determine the teacher’s response by giving a questionnaire to 3 science teachers in the schools studied. The results of data processing show that the developed quartet card game is suitable for use in learning in terms of the percentage of language feasibility of 100%, media is 100%, in the proper category and material is 91,66%, with the very feasible category, and the teacher’s response was 81,24% for the Quartet Card Game. This shows that Junior High School 9 Pontianak is in the very high category. This the Quartet Card Game can be used in leraning of Acid Base and Salt materials as an auxiliary medium in learning.Keywords: Quartet Card, Acid Base Sald, Feasibility, Response


2021 ◽  
Vol 6 (1) ◽  
pp. 1
Author(s):  
Endi Rochaendi ◽  
Andi Wahyudi ◽  
Riki Perdana

<p class="abstrak"><em>Guru SD dituntut untuk memiliki pengetahuan konten (content) mata pelajaran, pengetahuan pedagogi (pedagogy), dan pengetahuan teknologi (technology) dalam bentuk pengetahuan yang integratif dalam pengelolaan pembelajaran. Penelitian ini bertujuan melihat dan menganalisis faktor-faktor apa saja yang paling dominan dalam membentuk kompetensi guru tersebut dalam aspek pengetahuan konten, pengetahuan pedagogi dan pengetahuan teknologi yang pada gilirannya dapat mengembangkan model pengembangan Technological Pedagogical and Content Knowledge (TPACK) yang sesuai untuk guru SD. Penelitian ini dirancang menggunakan pendekatan kuantitatif, dengan metode deskriptif dan verifikasi. Data dianalisis menggunakan statistik deskriptif dan analisis faktor konfirmatori (CFA) berdasarkan Partial Least Square (PLS). Hasil penelitian menunjukan bahwa </em><em>faktor-faktor yang pengaruhnya paling dominan adalah pedagogical knowledge (0,944), technological content knowledge (0,942), dan technological pedagogical knowledge (0,935). Sedangkan,  pedagogical content knowledge, content knowledge, dan technological knowledge  tidak sepenuhnya membentuk TPACK guru SD tersebut.</em></p>


EduKimia ◽  
2021 ◽  
Vol 3 (2) ◽  
pp. 109-114
Author(s):  
Amanda Mareza ◽  
Yerimadesi Yerimadesi

Teaching materials are said to be practical if the practitioners or the experts state that the developed teaching materials can be applied in the research. The purpose of this research is to reveal the practicality of redox e-modules and GDL-based electrochemical cells for XII grade of high school students. This research is a continuation of educational design research with the Plomp development model at the prototyping stage, this research was conducted at SMAN 1 Lintau Buo Utara. The data were analyzed with the Aiken V formula. The results of one-to-one evaluation showed that the e-module uses clear fonts, covers and attractive designs, the language used is easy to understand, the presentation of coherent material, videos and animations can help students to understand the material. The results of the analysis on the average Aiken V formula obtained a V value of 0.88 at the small group stage and 0.86 at the high category field test stage. This data is evidenced by the ability of students to answer questions on the e-module by 90.5 percent with a very high category. Based on the data analysis, it is concluded that the e-module redox and electrochemical cells based on GDL are practically used in the learning process with a high practicality category.


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