scholarly journals Concept Understanding Analysis of Coloid Materials After Application of Joyful Learning Problem Based Learning

2020 ◽  
Vol 9 (3) ◽  
pp. 306-313
Author(s):  
Muflihah Muflihah ◽  
Kasmadi Imam Supardi ◽  
Woro Sumarni

Learning without strengthening understanding of concepts can cause misconceptions and learning to be less meaningful. This study aims to analyze students' understanding of the concept of colloidal material. The research design uses quantitative descriptive methods. The research subjects were students of class XI MIPA Islamic High School Plus Bina Insani Susukan 2018/2019 academic year. Data collection using three tier multiple choice tests. The results of data analysis showed 43% of students understood the concept, 39% of students experienced misconceptions and 15% of students in the category of lack of understanding and 3% of students guessed the answers. The highest percentage of indicators shows interpreting the data and giving examples of colloidal material. This shows that most of the students were able to interpret the data and set examples well. Problem-based learning with a joyful learning approach is enough to help students in understanding students' concepts.

2019 ◽  
Vol 4 (1) ◽  
pp. 60
Author(s):  
Nurhasana Siregar

Abstract:  This  action  research  aims to  describe  the understanding  of  students'  science concepts and describe the teacher's ability to manage learning on the actual problems of learning  in  the  classroom  by  applying  problem-based  learning  models.  The  research subjects  were  students  of  class  VII-4  totaling  44  people  and  1  science  teacher.  This classroom action research is carried out in two cycles, each of which consists of the stages of planning, implementing actions, observation, and reflection. The results showed that the ability of students to understand the concept in the first cycle was 59.09%, and in the second cycle there was an increase with a percentage of 86.36%. While the ability of teachers in the first cycle the average score of 3.1 and in the second cycle there was an improvement in learning practices so that an increase in the average score (3.8). Keywods: concept understanding, management of learning, problem based learning


2019 ◽  
Vol 4 (7) ◽  
pp. 844
Author(s):  
Uulia ‘Iffa ◽  
Edi Supriana ◽  
Sutopo Sutopo

<p class="Abstrak"><strong>Abstract:</strong> Conceptual understanding is one indicator of success in learning. Mastery of concepts is seen when someone can solve a problem. This study aims to see student's mistakes in identifying and describing diagrams of force, particle dynamics. This type of research uses quantitative descriptive research with survey methods, research subjects amounted to 97 students. The technique of collecting data in the form of reasoned multiple choice tests with alpha cronbach is 0,68. The results of the study show that almost all students experience errors in identifying and describing the style diagrams that work on a system. Common mistakes that cause students to fail to work on problems well are because students are more likely to memorize mathematical formulations of a concept, without knowing how the concept is formed.</p><strong>Abstrak:</strong> Pemahaman konsep yang baik merupakan salah satu indikator keberhasilan dalam pembelajaran. Penguasaan konsep terlihat ketika seseorang dapat memecahkan suatu permasalahan. Penelitian ini bertujuan untuk melihat kesalahan siswa dalam mengidentifikasikan dan menggambarkan diagram gaya suatu permasalahan fisika materi dinamika partikel. Penelitian ini merupakan penelitian deskriptif kuantitatif dengan metode survei. Subjek penelitian berjumlah 97 orang. Teknik pengumpulan data berupa tes pilihan ganda beralasan dengan alpha Cronbach 0,68. Hasil penelitian menunjukkan hampir seluruh siswa mengalami kesalahan dalam mengidentifikan dan menggambarkan diagram gaya yang bekerja pada suatu sistem. Kesalahan umum yang menyebabkan siswa gagal mengerjakan soal dengan baik dikarenakan siswa lebih cenderung menghapal perumusan matematis dari suatu konsep, tanpa mengetahui bagaimana konsep terbentuk.


2020 ◽  
Vol 3 (1) ◽  
Author(s):  
I Ketut Hariawan

This action research aims: (1) to improve the science learning outcomes of VIIA class students in the even semester of SMP Negeri 1 Manggis in the academic year 2017/2018 by applying the learning investigation (GI) learning model assisted by learning videos. This type of research is classroom action research. The subjects of this study were 30 students in class VIIA, and the object of this study was the science learning outcomes. This action research is planned to be carried out in two cycles. Learning outcomes data were collected using multiple choice tests. Data were analyzed by descriptive analysis. The results showed that: (1) The natural science learning outcomes of the VIIA class in the second semester increased in the first cycle by an average of 70, 70% absorption, with a 50% grade completeness, and an average cycle II of 77, 77 absorption %, with 86.6% class completeness. With the achievement of an average of 77 Natural Science learning outcomes, it means that it is above the established success level of 70, so that the action is considered successful. Thus it can be said that the application of the learning investigation (GI) group learning model assisted by learning videos can improve the learning outcomes of natural science students in class VIIA an even number at SMPN 1 Manggis in the academic year 2017/2018.


2020 ◽  
Vol 9 (3) ◽  
Author(s):  
Setyagung Budi Cahyono

In learning, students often face social problems and the teacher does not try to solve the problems through the implementation of learning approach. Therefore, a learning approach that is able to develop social relationship needs to be created to make the learning more enjoyable. Learning in the setting of “teacher directed” or the one which combines the learning environment called “self-directed”. Thus, inquiry model which specifically used in this research called social inquiry is expected to be able to make the teacher know the learning problem in Civics subject and then take steps to solve it. Based on the result of the research, it was known that there was an improvement in terms of quality in the activities and learning outcomes on the fifth grade students at SDN Karangsemanding 02 Balung district, Jember regency in 2018/2019 academic year. There was a considerable raise in the graphic. The classical achievement in pre-cycle which was 58.6% increased to 82.75% in cycle I and 96.55% in cycle II. Meanwhile, the average score of the class increased from 67 in cycle I to 74 in cycle II.


2021 ◽  
Vol 13 (2) ◽  
pp. 1278-1286
Author(s):  
Andi Basru Wawo ◽  
Tuti Dharmawati

This study aims to determine and improve students' understanding of the Information System Audit material using the problem-based learning model. It is hoped that this research can provide benefits for the development of effective learning models to support the formation of the personality and scientific qualities of students and improve the skills of lecturers in developing learning models. This research is a classroom action research with a problem-based learning model. The research subjects are students studying at the Accounting Study Program, Faculty of Economics, Halu Oleo University in the 2018/2019 academic year who take information systems audit courses. The results showed that implementing the problem-based learning model could improve students' understanding of the information system audit material. It can be seen through an increase in students' complete learning from before when the pre-test was 0% in a row; from each cycle, there was an increase until the post-test was 95.6%. Students' interest in inactiveness and collaboration is also good, namely 3.44 (scale 1-4). This study also found that the problem-based learning model improved students' ability to solve problems, think critically, and build their knowledge because information systems audit materials require direct skills and in-depth understanding.


2013 ◽  
Vol 1 (1) ◽  
pp. 17
Author(s):  
Mirnawati Mirnawati

Mastery of physics concepts of students including low category and application of learning model has not varied, still refers to the old paradigm such as teaching by lecture method. This study aims to determine the application of STAD model (Student Teams Achievement Division) to improve student learning outcomes of grade X MA Zainul Musthafa NW Pengadang academic year 2012/2013. This research is a classroom action research conducted in 2 cycles consisting of planning, implementation, observation, evaluation and reflection. The first cycle consists of three sessions and the second cycle is two sessions. Data on student learning outcomes is obtained from multiple choice tests at the end of the cycle. The results showed that the completeness of classical learning in the first cycle was 64.00% and 91.67% for the second cycle. We conclude that the application of the STAD model has a positive impact on student learning outcomes.


2020 ◽  
Vol 3 (2) ◽  
pp. 173-183
Author(s):  
I Komang Sesara Ariyana

This study aimed to identify the errors of PGSD students on simple algebra assignments on Basic Concept of Elementary Mathematics Subject at STAHN Mpu Kuturan Singaraja. The subjects of this study were Semester II PGSD students of STAHN Mpu Kuturan Singaraja in the academic year 2019/2020 as many as 11 people. Errors in mathematics in this study were divided into factual errors, procedural errors, and conceptual errors. This type of research was a quantitative descriptive study. The data collection method used was a test. The test instrument used was a concept understanding test to be able to find students' errors. A total of 20 items in the test were validated by two experts with the Lawshe’s CVR technique. The results showed that (1) the general error rate of PGSD study program students on Simple Algebra assignment on Basic Concept of Elementary Mathematics Subject was 30.26% in the low error category, (2) there was the highest error of 43% (error category moderate) and lowest 16% (very low error category), 3) factual errors ranged from 10% - 20% (very low category), 4) procedural errors ranged from 7% - 53% (very low category to medium category), and 5) conceptual errors ranged from 35% - 65% (low to high categories).


2020 ◽  
Vol 12 (1) ◽  
pp. 27-34
Author(s):  
Nurlela ◽  
Efrini Panjaitan

This study aimed to find out whether using Fishbowl Strategy effects students’ reading skill of the 2019/2020 eleventh grade students At Muhammadiyah 18 Sunggal Senior High School. In this study, the writer used Fishbowl Strategy as the independent variable (X) and students’ reading skill as the dependent variable (Y), with the hypothesis: using Fishbowl Strategy significantly affects students’ reading skill of the 2019/2020 eleventh grade students of Muhammadiyah 18 Sunggal Senior High School. The population of this study was the 2019/2020 eleventh grade students of Muhammadiyah 18 Sunggal Senior High School which consisted of 76 students. The sample was taken by using cluster random sampling that consists of 76 students. Then, the sample was divided into two groups, the group taught by using Fishbowl Strategy was as the experimental group and the group taught without Fishbowl Strategy was as the control group. The writer used multiple choice tests as the instrument of collecting data. The data was analyzed by using t-test formula. Based on the data analysis, it was found that the value of t-observed (t0) was higher than the value of t-table, (tobserved = 4.75 > ttable = 1.666). Therefore, the hypothesis proposed by the writer was accepted. In the other words, using Fishbowl Strategy significantly affects the students’ reading skill of the 2019/2020 eleventh grade students At Muhammadiyah 18 Sunggal Senior High School.


2022 ◽  
Vol 16 (1) ◽  
pp. 59-64
Author(s):  
Endang Susilaningsih ◽  
Nurkintan Aprilia ◽  
Sri Hayati

The 2013 scientific-based curriculum, teachers must facilitate students to gain knowledge or skills based on the scientific method. The research aims to analyze the effectiveness of teaching materials. This type of research development, teaching materials have valid content and media. Teaching materials are declared effective if there is an increase in students' classical mastery, an increase in the achievement of basic competencies, and students can understand macroscopic, microscopic and symbolic level representations. Quantitative descriptive research method, starting from the analysis of the quality of teaching materials and diagnostic test instruments Two Tier Multiple Choice (TTMC), application of teaching materials, application of questions, data analysis of test results, classical completeness, achievement of basic competencies, and analysis of representational understanding. The research subjects were students of class XI and XII MIPA. The results of the study were obtained from the results of the student's TTMC test on the buffer solution material that had used Teaching Materials. Data analysis was done classically. The results showed that there was an increase in classical completeness by 9%, the achievement of basic competence indicators increased by 8% and concept understanding increased by 6%. So that the teaching materials developed are effective to use.


Author(s):  
Dwi Andini ◽  
Nenden Mulyani ◽  
Tommy Tanu Wijaya ◽  
Devi Nurul Supriyati

This study aims to examine the mathematical communication skills of students whose learning using Problem Based Learning approach GeoGebra assisted compared with using ordinary learning. This research is using the experimental method. Population in this research is a student of class X SMAN 1 Parongpong West Bandung academic year 2017/2018 with a sample of research is a student of class X SMAN 1 Parongpong consisting of class X Mia 1 as control class and X Mia 4 as experiment class is taken at random. The instrument used in this research is a test of mathematical communication ability in the form of problem description as much as 8 questions, as well as Self Confidence scale. Data were analyzed using IBM SPSS Statistic 1.7 for windows program. From this research, the following results are obtained: (1) Improvement of mathematical communication ability of students whose mathematical learning using geographic assisted PBL approach is better than using ordinary learning. (2) Increased self-confidence of students using geographic-assisted PBL approach is better than students using conventional learning Keywords:       Communication Ability, Self Confidence, Problem Based Learning, Geogebra


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