bluuebunny/crossref_metadata_2025_split huggingface dataset:
The mastery of grade 4 of elementary school students’ concepts on energy through the implementation of the RADEC learning model
Authors: Fuadi F N , Sopandi W , Sujana A 
Published: March 2021

Abstract
This study was aimed to determine students’ concept mastery on energy topic before and after the implementation of Read-Answer-Discuss-Explain-and Create (RADEC) learning model. This study was carried out using pre-experimental method with one group pre-test and post-test design. The participants of this study were eight elementary school students in which five of them from a public elementary school in Bandung, two students from a public elementary school in Tasikmalaya, and a student from a public elementary school in Ciamis. The instrument in this study was a four-tier test in the form of google form. The data were analyzed quantitatively and the result indicated that 50% of the students experienced misconceptions in learning energy topic. After the RADEC learning model was implemented, 77% of the students acquired scientific conception on the energy topic. Based on the Paired Sample T-Test result (p 0.015 <0.05), there was a difference in the concept mastery between pre-test and post-test scores. The obtained NGain score of the pre-test and the post-test in this study was 0.67 which was considered as moderate category. For further researchers, they were recommended to involve more participants so that the findings could be more useful.
Online science learning strategies: challenges and benefits
Authors: Eliyawati E , Permanasari A , Salim A S , Khoirotunnisa S 
Published: March 2021

Abstract
Covid-19 is one pandemic that influences all sectors in the world, including the educational system for learning science. To overcome this situation, most of the school conduct online learning. This study aims to investigate the challenges and benefits of some online learning, such as virtual laboratories, webcomic, and game-based learning, and to find a more beneficial strategy. The literature review by using secondary data analysis was performed to identify the patterns an existing data and make interpretation from twenty-seven articles both from the Indonesian and International journals. Each article was synthesized and analyzed to result in which strategy is more beneficial. The results show that virtual lab and game-based learning are an attractive strategy to enhance students’ problem-solving skills, while webcomic is more focused on students’ literacy. It also found that game-based learning is more beneficial as the strategy for online science learning. Despite the benefits that gained from those three online learning strategy, they will be more effective if it is done along with the classroom and hands-on activity to cover up the challenges and limitations.
A case study of scientific literacy in natural science subject using rasch analysis model (RAM)
Authors: Mubarokah N , Permanasari A , Eliyawati E 
Published: March 2021

Abstract
The study aims to analyze junior high school students’ scientific literacy in Natural Science subjects. The study used a case study method. There were 70 students of IX grade in a private junior high school in West Bandung Regency. Respondents consisted of 40 boys and 30 girls with an average age of 15 years old. The instrument used was a written test consisting of 30 simple multiple-choice questions for three aspects of scientific literacy, which were scientific knowledge, scientific competencies, and attitudes toward science. The data analysis used Rasch Analysis Model (RAM) and assisted by Winsteps 4.4.5. The results being discussed are the person and item reliability, variable maps, and differential item functioning (DIF). The results show that the average scientific literacy ability of students falls into the low category, and some questions have gender biases. Thus, scientific literacy needs to be promoted and involved effectively in teaching-learning activities to get students used to the scientific literacy environment in their learning programs during school years.
Promoting black soldier fly larvae (Hermetia illucens) to recycle organic waste in senior high school
Authors: Siswi N R T , Purwanto M G , Kusumastuti M N , Sanjaya Y 
Published: March 2021

Abstract
The purpose of this study is as an initial step to introduce Hermetia illucens as one of the best ways to decompose organic waste in secondary schools as well as to see how students think about strategies in carrying out a waste recycling project. To accumulate and to analyse the data sincerely and comprehensively, researchers used a method of ADDIE method which has extensive steps: analysing, designing, developing, implementing, and evaluating. The participants which involve in this study is 44 senior high school students in one of secondary school in Bandung. The participants will receive learning in the implementation phase and work on metacognitive questions as part of the evaluation conducted. The data was taken to carry out certain students’ strategies to solve the problem of waste decomposition. Based on data analysis, there is already the ability of students to carry out certain strategies in conducting waste decomposition in secondary schools. In addition, the effect size that gained by the student through this study is 1.33 which is categorised as very strong.
Analyse of creative thinking ability of vocational students after waste management project-based learning
Authors: Wibowo G J , Purwianingsih W , Kusnadi  
Published: March 2021

Abstract
One of the abilities that must be developed in 21st century learning is think creatively. The ability to think creatively is part of creativity that involves developing ideas and products the problems solve. This study aims to analyze the creative thinking skills of vocational students on waste treatment materials by applying project-based learning (PjBL). The study used weak experimental method by using one group pretest-posttest design. The subject of study was grade 10th students at one private high school in Cianjur. Data collection of students’ creative thinking used essay test. Essay test of creative thinking ability consists of five indicators namely (1) fluency, (2) flexibility, (3) originality, (4) elaboration, and (5) sensitivity to problem. The result shows that the highest gain score was fluency, with gain score of 12 and the lowest gain score obtained by sensitivity to problem with gain score of 5. The effectiveness of PjBL was seen from index N-gain with a medium category (0.40). The finding revealed that PjBL is quite influential in improving the students creative thinking abilities, especially in contextual teaching material such as waste management learning.
The analysis of product outcome of STEM (Science, Technology, Engineering, and Mathematics) learning for prospective teachers of biology education in the industry 4.0
Authors: Nurkanti M , Saputra J , Suganda  
Published: March 2021

Abstract
Particular specifications related to the present study are very important to be implemented out given the development of the Industry 4.0 which demands innovations in learning. The STEM project in learning-by combining science, technology, engineering and mathematics-becomes collaborative in order to overcome problems that often arise in the world of education, especially at the college level that produces teachers generally in schools. Prospective teacher students often experience difficulties in making papers that include STEM components in them. The purpose of this study is to analyze STEM learning that enables students to make better products than other students who obtain regular learning. This study was designed as a quasi-experimental study. The research design was a static group comparison involving at least two groups. The product of STEM results were taken from the students of Biology Education of 2019-2020 Class A consisting of 21 students and Class B consisting of 21 students. Prospective teacher students often experience difficulties in making papers that include STEM components in them The data analysis used was the product data analysis. Each of the descriptive statistics was analyzed, then inferential statistics were analyzed to see the significance of each class. The conclusion obtained is the ability of students who get STEM learning in writing papers is better than students who get regular learning.
Eco dome a potential experiment tool for greenhouse effect
Authors: Rindi M , Supriatno B , Nuraeni E 
Published: March 2021

Abstract
This study aims to provide information about the characteristics of eco dome as tool for greenhouse effect experiments. This research uses experimental method. This research was held in 2019 at FMIPA Universitas Pendidikan Indonesia. Experiment used eco dome include: the effect of presence of plants inside of eco dome towards changing temperature and the effect of administration of CO2 in eco dome that presence of plants towards changing temperature. Data collection was done by measuring the temperature and intensity of light. Data analysis uses statistical tests. The result of this experiment was temperature in eco dome which has no plants inside is higher rather than temperature in eco dome which present plants inside. Another result is the added of CO2 in eco dome which contain plant has higher temperature rather than eco dome which has no CO2 added. Experiments shows the eco dome has characteristics in showing significant results and can be developed various potency.
Developing of electronic learning materials based on Simalungun potency of agriculture for improving student scientific literacy competencies in environmental context and awareness
Authors: Sinurat C D , Surtikanti H K , Rustaman N 
Published: March 2021

Abstract
Creating learning materials based on student local potencies are helping student to master their lesson and give a meaningful learning. This research aimed to produce learning materials based on Simalungun potencies on agriculture and measure the effectiveness of these learning materials, especially on Coffee. The type of this research was ADDIE (Analysis, Design, Development, Implementation and Evaluation) while for implementation of learning materials used quasi-experiment which consists of control and experimental group with pretest-posttest design. Samples of this study were Senior High School Students grade X consisted of 22 students for each group. Both group were used learning materials based on Simalungun potencies on agriculture and for experimental group was taught by reminding the step of scientific literacy competencies and environmental awareness during the learning process. Quality of learning materials was measured by expert judgment and experienced teacher. Data collection technique was conducted by using pretest and posttest. Normalized gain value of scientific literacy competencies for control and experimental group were medium. Result for environmental awareness for control group was favorable attitude and experimental group was more favorable attitude. Learning materials based on potency of local agriculture in Simalungun can be used as supplementary of teaching materials in learning process.
Dadiah local potential-based biology learning resources to improve students’ science process skills
Authors: Ivana A , Sriyati S , Priyandoko D 
Published: March 2021

AbstractDadiahis a local potential of West Sumatra province. The teacher has not utilizedDadiahas a biology learning resource in school. The iam of this study is to apply biology learning resources based on the local potential to improve student’s science process skills. The design of the research was a weak experiment method. The data were collected through biology learning resources that has been developed were lesson plans, worksheets, material supplement and science process skills test. The research subjects were 30 students in one at senior high school at Sijunjung Regency, West Sumatera. The improvement of the students’ science process skills was seen based on the pre- and post-test results. The research result showed that the students’ science process skills increased as of medium category with N-gain of 0.61. Based on the result of this research, the learning resource that was based onDadiahlocal potential can be used in the learning process. Learning resources can be an alternative learning with practical activities by applying scientific method to improve science process skills.
Integration of SDGs in environmental education subjects of adiwiyata vocational high school
Authors: Rahayu I K , Sanjaya Y , Solihat R 
Published: March 2021

Abstract
Environmental education plays an important role in promoting education for sustainable development (ESD) in schools. Environmental education is not always a stand-alone subject, but it has also been integrated into other subjects. This study aims to analyze the integration of SDGs in environmental education in building students’ knowledge and attitudes following the ESD curriculum framework. This study employed a descriptive method. Data were collected through document analysis, test about SDGs, questionnaires, and interviews. Data were analyzed descriptively. Involving 60 students from tenth grade as the participants of this study. The result show that the integration of SDGs in environmental education can build good attitudes in students significantly but not in their knowledge. Based on this findings environmental education subjects becomes an important subject to be include in the school curriculum to build good attitude related to SDGs.
Prospective biology teachers’ research skills
Authors: Aripin I , Hidayat T , Rustaman N Y , Riandi R 
Published: March 2021

Abstract
This study aims to determine the research skills (RS) of prospective biology teachers who are completing their final projects. A total of 83 students were involved as subjects in this study. A self-assessment sheet was used to evaluate the RS of prospective biology teachers from four participating universities. The self-assessment instrument for RS was adapted from Garg and Vitae which covers four domains, namely domain A (intellectual knowledge and abilities), domain B (personal effectiveness), domain C (research and organizational governance), and domain D (involvement, influence, and impact). A differential semantic scale from one (1) to nine (9) was used to measure the levels of RS domain of the respondents. The distribution of the research instrument was carried out for two months, from May 4 to June 21, 2020. Based on the study, it was found that domain A (knowledge and intellectual ability) is still weak with 35% while domain B (personal effectiveness) is the highest aspect of RS with a percentage of 49%. The College should design effective curriculum and learning design to improve intellectual knowledge and skills of prospective Biology teachers in conducting research.
The potential of citizen science as a follow up program of student project assignment for biodiversity studies to be meaningful
Authors: Faizah U , Rustaman N Y. , Supriatno B 
Published: March 2021

AbstractNowadays, the implementation of project assignments of the study of biodiversity material in college is generally still local action, it is badly needed follow-up as a global perspective. Citizen science is one of the activities that have the potential to be applied. This descriptive study aims to investigate the implementation of student project assignments related to biodiversity studies and to propose the potential of citizen science as a global perspective and follow-up to project assignments in studying biodiversity to enhance its meaningfulness. Several students of the Biology Department in one university in East Java-Indonesia were involved as respondents (n = 74) and several scientific articles were used as sources of potential information of citizen science (n = 15). A questionnaire collected through Google form. The potential of citizen science data was obtained and combined with a literature review using descriptive qualitative data analysis. The conclusion of this study indicates that student project assignments in biodiversity studies were with field practice assignments or conducting research and reports performed in scientific articles. Citizen science has the potential as a follow-up to project assignments in studying biodiversity to be a global perspective and more meaningful.
Portable syringe-vial kit of gas-generating reactions for easy demonstration of chemical reaction rate
Authors: Supasorn S , Jarujamrus P , Chairam S , Amatatongchai M 
Published: March 2021

Abstract
In this article, a low-cost, portable syringe-vial experimental activity of gas-generating reactions is reported for easy illustration of the concept of chemical reaction rate in a regular classroom context. The equipment setup consists of a Luer-lock plastic syringe, a vial and its screw-cap connected to a syringe by a 3-way Luer-lock stopcock for the quantification of the gaseous product generated from the reaction. To operate the kit, an acid solution is first poured into the vial, then a plastic container of sodium bicarbonate is carefully floated on the solution. All three components of the kit are gently connected together. Finally, the vial is shaken to start the reaction and then the volume of the gas product is collected in the syringe versus time. This activity allows students to easily investigate the rate of reaction and also concentrations affecting it by plotting a relation between volume of gas product with time.
Students attitude towards green chemistry and its application
Authors: Mulyanti S , Kadarohman A 
Published: March 2021

AbstractGreen chemistry is one of efforts to minimize the dangerous during preparation, reaction and the product of its reaction in daily life, then the application of green chemistry will be important especially among chemistry students. This study aims at analysing students’ attitude towards green chemistry and its application in everyday life. Questionnaires distributed to 190 respondents. The questionnaires gathered information on students’ opinion on green chemistry and its application in everyday life. The result indicated that most of students agree with the application of green chemistry principles, but on several principles it is known that some respondents still think it is impossible or do not want to apply it in chemistry experiments or everyday life. It can be implied that lecturers should be pay attention more to some emphasis if they want to introduce the application of green chemistry principles in teaching and learning activities.
Effect of problem based learning models on students’ analytical thinking abilities and scientific attitudes in chemistry
Authors: Andriani R , Supiah YL I 
Published: March 2021

Abstract
The ability of analytical thinking and scientific attitudes in the process of learning chemistry requires learning models that can enhance analytical thinking related to scientific attitudes used by students to solve complex and unstructured problems in the 21st century. Thus, this study aims to determine the ability of analytical thinking and scientific attitudes of high school students in learning chemistry. This study was carried out using a quasi-experimental with post-test only design. This research was conducted in senior high school in the rate reaction topic. The sample in this study consisted of two classes, namely Class XI Science 1 as an experimental class with a problem based learning model and Class XI Science 3 as a control class with direct instruction. A total of 63 students of class XI were determined as research samples and the sampling was done by random sampling techniques. The instrument used was a test in the form of essays and non-tests used in this study were students’ scientific attitude questionnaire. The MANOVA test was used to analyze differences in the abilities of analytical thinking and scientific attitudes of students in the experimental class and the control class. The results of this study indicate that the value of sig <0,05 ie 0,000 <0,05 is thus the application of the problem based model to the analytical thinking abilities and scientific attitudes of students of senior high school on the rate reaction topic.
Augmented reality technology as a tool to support chemistry learning: a scoping review
Authors: Sari I , Sinaga P , Hernani  
Published: March 2021

Abstract
The purpose of this scoping review was to provide a comprehensive overview of relevant research regarding the use of Augmented Reality, the links to pedagogy and educational outcomes, specifically in the context of chemistry learning. The scoping review is underpinned by the five-stage Arksey and O’Malley framework. First, research questions are identified. Second, the last ten years studies are explored by using the key word ‘augmented reality + chemistry learning.’ Third, studies are investigated through inclusion and exclusion criteria, and PRISMA model is utilized for article selection. PRISMA model used in the form of four-phase flow diagram, including: identification, screening, eligibility, and included. Fourth, selected articles are charted with respect to numerous dimensions and summaries. Finally, findings are reported in the light of research questions. The findings of the scoping review illustrated a set of studies that provide evidence of improved conceptual understanding, increase in students’ interest, engagement, motivation, and satisfaction through the educational environments that are enriched with AR applications. The findings of the scoping review are discussed with respect to multiple dimensions that are explored under research questions.
Experimental design to see the understanding of the concept of practicum of refinement processes in regular and dual systems class of textile chemistry students
Authors: Koesneliawaty E , Solihah S 
Published: March 2021

Abstract
Curriculum changes are common in educational institutions, including in polytechnics. This change in curriculum certainly has an impact on changes in the order of courses, syllabus preparation, learning models, and others. One of the affected subjects is the practicum refinement process. This study to see design experiment on dual system class and regular class specially to See the understanding of the concept of practicum of refinement processes. The subjects study were 36 students (18 regular class students and 18 dual system class students) textile program of chemistry major in one of the polytechnics in Bandung. Instruments used in the form of observation, questionnaires, interviews, and test. From the statistical calculations it can be concluded that there is a relationship between the experimental activities and students’ understanding of concepts and there are significant differences in understanding of concepts between the regular class and the dual system class after the application of the experimental design is carried out.