bluuebunny/crossref_metadata_2025_split huggingface dataset:
Development of story of atom enrichment book apply four steps teaching material development (4S TMD)
Authors: Kamila SW , Louise ISY 
Published: March 2021

AbstractThe purpose of this research is to develop the story of atom enrichment book using Four Steps Teaching Material Development (4S TMD) method. In addition to providing detailed information about the development of atomic theory and to minimize misconceptions, making story of atom enrichment books aim is to describe concrete examples of applying critical thinking and scientific approach. 4S TMD method consisting of selection, structuring, characteristics, and reduction stages. The selection stage was conducted by gathering and selecting various information to identify problems, determine the theoretical background for strengthening products, and various materials in the product. The structuring phase was carried out by developing the product draft. The characterization stage was performed so that the products are made accordingly. The finished product was reviewed by experts and revised based on the review’s results. At the reduction stage, the product was reviewed by students as the product user target mainly from the aspect of language and readable to improve the product suitability. After the product had been revised, the product was strengthened by a product quality assessment to show that the product fits as a learning resource.
The effect of argument-driven inquiry on chemistry reaction-rates to enhance pre-service chemistry teachers critical thinking skills
Authors: Wulandari D , Liliasari S , Widhiyanti T 
Published: March 2021

Abstract
This research aims to determine the effect of using the Argument Driven Inquiry (ADI) learning model on the critical thinking skills of pre-service chemistry teachers on the topic of reaction rate. The study participants comprised of 20 pre-service chemistry teachers enrolled in a School Chemistry 1 unit. This research uses quasi experiment with one group pretest-posttest design method. The data collected through two-tier multiple choices test which refers to the indicator of critical thinking skills by Ennis before and after learning with Argument-Driven Inquiry model. Pretest and posttest result data were analyzed using Wilcoxon’s nonparametric statistical test. The results showed that there was an influence of the application of the Argument Driven Inquiry learning model to the critical thinking skills of students as indicated by the sig value. of 0.000 at a 95% confidence level. based on these results, it can be concluded that the implementation of Argument Driven Inquiry model effective to improve the critical thinking skill of pre-service chemistry teachers. Critical thinking skills in each sub-indicator were analyzed using normalized gain and the results obtained n-gain values for the indicator determine an action 0.73 (high), focus questions: 0.69 (medium), analyze arguments: 0.56 (medium) and to make deductions and consider the results of deductions: 0.40 (medium). These N-gain results indicate that ADI learning can improve pre-service chemistry teachers’ critical thinking skills on these four indicators.
Review of learning modules in chemistry education
Authors: Yuliani E , Wiji W , Mulyani S 
Published: March 2021

Abstract
This study discusses the use of learning modules in chemistry education. In this study, relevant articles were collected. After being collected, 20 related articles were obtained about the use of learning modules in chemistry education. The articles obtained are identified where there are several points obtained, namely the type of module, the chemical topics discussed in the module, the pedagogical approach used, and the results obtained after using the module. From these points, there are 2 types of modules, namely printed modules, and electronic modules. The topics of chemistry presented are basic chemistry, analytical chemistry, organic chemistry, and environmental chemistry. In use, modules can be used independently and in groups, with the results obtained after application of modules can be in the form of cognitive, affective, and psychomotor. Based on the analysis of the article, the dominant learning module developed is an electronic module in which the constructivist pedagogical approach. The dominant module on basic chemistry topics. The results obtained after the use of modules are the majority of modules that can improve learning outcomes and improve student concepts.
The different google classroom and edulogy platform e-learning on HOTS problem for elementary students in the corona pandemic period
Authors: Rahmawati E , Nur Ismiyasari F , Etika Rahmawati L , Abidin Z 
Published: March 2021

Abstract
This research was motivated by the variation of e-learning in 21st-century education used in elementary schools during the corona pandemic. The study aimed to determine the differences in the effectiveness of e-learning variations based on Google Classroom and Edulogy in elementary school students about Higher Order Thinking Skills (HOTS) in the corona pandemic. This type of research was quantitative, with quasi-experiment the Posttest-Only Control-Group design. The subjects in this study were 38 students of grade V elementary school in the even semester of the academic year 2019/2020. Data was collected using interviews and test instruments in the form of problem descriptions to test the ability to do HOTS questions. The results showed that the value of Sig. (2-tailed) = 0.011 was smaller than α = 0.05 which indicates that H0 is rejected and Ha is accepted. It was implied that there were differences in posttest results between e-learning based on Google Classroom and e-learning based on Edulogy that affect the effectiveness of e variations-learning. The features of Google Classroom such as assignment, grading, communication, time-cost, archive course, privacy, and mobile application facilitate the learning process of blended learning methods.
Scientific content analysis of batik Cirebon and its potential for high school STEM-approached project-based instruction
Authors: Anugrah I R 
Published: March 2021

Abstract
The most likely STEM approach to be implemented in our curriculum is to embed social or cultural context on subject matter. Batik Cirebon is one of potential context to be used in STEM-approached chemistry instruction. Scientific content analysis of batik Cirebon is important to conduct for reconstructing the context so that it can be delivered properly to students. This study used Model of Educational Reconstruction design and the data were collected through literature studies of batik Cirebon and direct observation of batik craftsmen. The analysis of batik Cirebon scientific content structure was run based on hermeneutic-analytical method. The results of this study indicate that scientific perspective of batik Cirebon is related to many high school chemistry concepts: aromatic derivatives and polymer; electromagnetic radiation; chemical bonds; acid-base; redox and stoichiometry. The results of this study can be used for further research on the development of teaching materials and project-based learning using the embedded STEM approach using the batik Cirebon as a context.
The effect of STEM interest base on family background for secondary student
Authors: Siregar N C , Rosli R 
Published: March 2021

Abstract
The integration of STEM education in all fields can contribute to the economic and educational development of a nation. In today’s global age, all countries around the world need to integrate STEM education into school curricula to foster STEM students’ interest from elementary education to college. The purpose of this study was to test the impact of STEM interest based on family background for secondary students. This study conducted a quantitative paradigm involving 150 secondary students. the results show that there is a STEM interest based on family background. In addition, STEM interest is strongly influenced by student gender. The findings of this study provide implications for teachers and school curriculum makers that students ‘interest in STEM subjects is influenced by students’ family background and gender. Future researchers need to delve deeper into the factors that influence students on STEM subjects based on student attitude, achievement, and socioeconomic status.
Analysis of teachers’ difficulties in implementing STEM approach in learning: a study literature
Authors: Diana N , Turmudi  , Yohannes  
Published: March 2021

Abstract
STEM approach in learning is applicable in the 21st century in which it promotes 4C skills: communication, collaboration, creativity, and critical thinking. The implementation of STEM increases the productivity of the learning process in responding to the challenges of the industrial revolution 4.0. Because it is relatively new in Indonesia, the application of the STEM approach in learning has certain difficulties for teachers. This study aims to determine the difficulties faced by Indonesian mathematics and science teachers in implementing STEM in recent five years. Based on seven main articles compared in this study, the difficulties faced by teachers in implementing STEM or STEAM are varied depending on its main focus (mathematics or science). The most common obstacle faced by mathematics teachers are finding real-life contexts of abstract topic in mathematics. While, the main difficulty experienced by science teachers are insufficient comprehension toward STEM and the limitation of time. Moreover, both mathematics and science teachers shared common difficulties as follows: low understanding about STEM, the lack of facilities and limited time provided in learning schedule. Therefore, to overcome teachers’ difficulties mentioned before, several solutions are offered depends on the needs such as increasing teachers’ comprehension toward STEM, completing school facilities and adjusting curriculum targets under the implementation of STEM.
Android-based application development as a communication media for Pares and Teacher in addressing early childhood behaviour
Authors: Widyastuti Titik Mulat , Wibawa  
Published: March 2021

Abstract
The recent phenomenon of Bullying has unseated the world of education. It requires educators to develop products that can address that behaviour. The study aims to formulate android-based apps as a medium of communication between teachers and parents to address bullying behaviour both at school and at home. This research is development research with 4D development models (Define, Design, Develop, and Disseminate). The subjects of his study are students class 1 and class 2, parents, teachers, parents of students. This hypothesis test uses paired samples t-test by comparing pre-test and post-test scores before and after using the adroit application. The results showed that the use of android applications as a communication medium for teachers and parents had a significant impact on improving early childhood bullying behaviour in school and at home. As for the results of the test, the t value of 29,306 with sig (2 tailed) 0.000 > 0.05. It indicates that there is a difference between the pre-test value and the post-test value because the t score found to be positive then this shows that the post-test cost is lower than the pre-test value which means a decrease in bullying behaviour in those children.
Achievement of Pre-Service Teacher’s Competency in Educational Technology during SEA-Teacher project: Student’s Perception in Online system
Authors: Wijayanti Palupi Sri , Syahruzah Juang Kurniawan 
Published: March 2021

Abstract
The aims of this study is to determine the perceptions of SEA-TEACHER project students at University PGRI Yogyakarta (UPY) using online system towards achieving competence in educational technology. The research focus on the achievement of competencies in educational technology that were emphasized concerning microteaching, time allocation, and the optimizing of the implementation of the project, and the program patterns. The population of this study is students who joined UPY SEA-TEACHER program that began in 2017 to 2019 while the sample were students of mathematics education and elementary teacher education department. Data collection techniques were done by questionnaire, documentation, and interview. Collecting data was submitted by online system. Data analysis techniques using qualitative analysis that described the achievement of competency categorization and quantitative analysis that will show the magnitude of the categorization of these variables. The results showed that the achievement of competency in educational technology through the SEA-Teacher program as the description: the implementation have been interrelated with microteaching, there were no difficulties in allocating time, optimizing performance the program was stated to be optimal, and there was an expectation of the implementation of the SEA-Teacher program that conducted microteaching with English at least one meeting.
Recreational Mathematics Activities to Enhance Students’ Mathematics Achievement and Learning Motivation
Authors: Anggraeni Ganung , Budiharti  
Published: March 2021

Abstract
Recreational mathematics is an activity designed to make students happy to learn and understand mathematical concepts. This study aimed to determine the effect of the implementation of recreational mathematics on learning achievement and learning motivation by implementing recreational mathematics, and to find out how the application of recreational mathematics by grade 5 teachers of SD Negeri Bhayangkara Yogyakarta to foster a sense of joy in learning among their students. This research is one group pretest-posttest design. The research instrument used was a questionnaire, observation sheet, and test. This research shows the effect of the implementation of recreational mathematics on learning achievement and learning motivation significantly. This is based on the paired sample t-test for pretest and posttest data; it can be seen that the sig value is 0.000, and the average posttest score is 97.8571, and the pretest is 82.8571. The paired sample t-test on the motivation value also shows the sig value of 0.043, and the average final motivation value is 52.21, while the average initial motivation value is 49.07. Furthermore, there are efforts from the teacher to be able to implement recreational mathematics activities, namely the desire to develop other card games through materials from researchers.
Development of Integrated Online Learning Content Distribution Module Based on Social Media for Beginners Online Teachers in Creating Learning Content Due to The Covid-19 Pandemic
Authors: Permana M. P. , Didik R. , Bayu G. P. , Amiruddin M. , Yoanita Y. V. 
Published: March 2021

Abstract
The Covid-19 pandemic has brought many changes in the field of education, and the need for teaching for teachers or lecturers has increased. The habit of teaching directly in the classroom changed by having to create learning content and dealing with social media to distribute the content. Instead of modernizing education, many are confused and only teach by giving a sign that there is an adequate explanation of the material. Guidelines that are easy to use even for teachers or lecturers who are lay and fast so that the ongoing Covid-19 pandemic is balanced with learning that also continues. The guideline contains procedures for using the screencast O-Matic application and AZ screen recorder then using YouTube media to post content and WhatsApp as a communication medium. This study uses the ADDIE type development research method with the validity testing phase of experts and testing 32 teachers to determine the feasibility and effectiveness of the learning system guidelines. The results showed that the quality of the content was 81.8%, 83.3% showed easy language to understand, 80% showed interest in using illustrations, 76.7% showed easy interaction on WhatsApp, 70% showed clear task instructions, and 70% showed the system is easy to access.
Adoption of innovations online tutoring apps on high school students
Authors: Badri M 
Published: March 2021

Abstract
This study aimed to discover the adoption of innovations online tutoring apps on high school students. This study used the diffusion theory of innovation with an innovation-decision process model approach with indicators of knowledge, persuasion, decision, implementation, and confirmation. The research was conducted in Pekanbaru City, Riau Province, Indonesia. Data collection used a survey method on 120 respondents from state and private senior high school students representing public schools, vocational schools, and religious schools. This study found that most of the respondents were users of online tutoring apps (71%). The decision of adoption has gone through the stages of knowledge, persuasion, decision, implementation, till confirmation, with a moderate to high score average. The score of using online tutoring apps to support learning activities and support achievement was relatively high. At the confirmation stage, the score of the desire to continue adopting the online tutoring apps was high (71%), it indicated that most of them will continue to adopt online tutoring apps. These findings illustrated that high school students are adopters of online tutoring apps innovation. As a post-millennial generation, they are an important generation for realizing Society 5.0 in Indonesia.
Response Of Soybean Growth In Sandy Coastal Soil To Seaweed Compost And Biochar Application
Authors: Purwaningsih Okti , Pamungkas Puguh Bintang , Beny Dede , Oktavia Melinda 
Published: March 2021

Abstract
The coastal area is sub-optimal land which is poor in nutrients. Therefore it is necessary to add organic matter to increase nutrients content. The research that has been conducted aims to determine the effect of seaweed compost and biochar application on soybean growth on sandy coastal soils. The research was arranged in a Completely Randomized Design consisting of two factors. The first factor was the dose of seaweed compost, namely 0, 20, 40, 60. The second factor was giving biochar, namely without biochar and giving biochar. The research data were analyzed using Analysis of Variance, if there was a significant difference, it was tested with the Duncans Multiple Range test at the 5% level. The results showed that the interaction between seaweed compost and biochar significantly increased the growth rate of plant height. Biochar significantly increased plant dry weight and pod number. Seaweed compost only significantly increased root dry weight. The number of nodules, root length, and harvest index were not affected by seaweed compost and biochar.
Unlocking digital literacy practices of EFL teachers
Authors: Soifah Utami , Jana Padrul , Pratolo Bambang Widi 
Published: March 2021

Abstract
Digital literacy practice is necessary for education since information and communication technology has developed rapidly, resulting in shifting to the era of digital technology. The digital literacy practices in school and especially in classrooms are required for preparing 21st-century students. This study aims to (1) determine teachers’ perceptions of digital literacy practices in the level of classroom and school, (2) point out the digital literacy practices of English Foreign Language (EFL) teachers, and (3) investigate the challenges faced by the EFL teachers in applying digital literacy practices in the classroom. This study revealed the digital literacy practices of thirteen EFL Teachers in Yogyakarta using questionnaires and semi-structured interviews. The results uncovered that digital literacy was highly supported, evidenced by the facility, equipment, and the connectivity provided in all schools with a variety of free internet access. In the classroom level, these teachers practised digital literacy by using some digital tools. In implementing digital literacy, the teachers faced some challenges, such as defective equipment and Internet access and intrinsic factors such as teachers’ knowledge in technology, their attitudes toward digital technology, and students’ commitment to apply digital literacy. These findings are followed by recommendations for schools, teachers, and further research.
The study of addition variety of vegetable flour on physical characteristics of tortilla chips
Authors: Syarifah A N , Amrih D 
Published: March 2021

Abstract
Tortilla chips are a snack product made from corn which have a bright yellow color with a crispy texture. Variations in the manufacturing process are needed so that the resulting tortillas have more attractive colors and better textures. The purpose of this study was to determine effect substitution of cornflour with various variations vegetable flour on the appearance in the color and texture tortillas. This study uses a completely randomized design (CRD) with two factors. The factor is type of vegetable flour red spinach, beets, spinach, and celery flour and the concentration of vegetable flour substitution 10%, 25%, and 50%. The analysis used was color and texture analysis. The results showed the highest L value of the color test was in the control tortilla of 46.74. The A value of red spinach tortilla and beets have higher value than control, green spinach, and celery.. The B value of control has the highest value followed by green spinach and celery tortillas. The tortilla chips texture test can be seen from the amount of the Fbreak. The lowest Fbreak value found in red beet tortillas is 1.83, which shows that beetroot tortilla has the most crispy texture compared to other variation tortillas.
A study on awareness of bibliographic management software for the academic writing activity in higher education
Authors: Setiani N , Aditya B R , Wijayanto I , Wijaya A 
Published: March 2021

Abstract
Academic writing has become a necessary activity in the higher education institution (HEI). Although various supporting academic writing tools are widely available, they are not fully utilized by the HEI’s academic community. The purpose of this study is to present the current understanding of the awareness, perceptions, and preferences of the academic community at HEI on the use of a Bibliographic Management Software (BMS). The approach used in this study is a quantitative analysis using a questionnaire. A total of 144 academic community from various HEI in Indonesia were involved in this research. This study’s findings indicate that the awareness of the academic community in Indonesia regarding BMS is still low. Their ignorance of the existence of BMS affects their awareness of the use of BMS. However, most of the academic community showed a preference to continue using BMS when they found the benefit of using BMS. This study can be useful for HEI management to promote BMS to their academic community and for BMS service providers to increase promotion and service satisfaction.
A web based e-archives information system design in Universitas PGRI Yogyakarta
Authors: Oyama S , Wahana A , Widagsa R 
Published: March 2021

Abstract
Overloaded space and the inefficiency of document finding are the weakness of the academic archive system in Universitas PGRI Yogyakarta (UPY). Drawing upon the background, this study attempts to design an academic e-archive information system in UPY. This study aims to generate a digital archive information system using Microsoft Solution Framework (MSF) with Oriented Development (OOD) approach assisted by UML (Unified Modeling Language) tools. The Web-based e-archive designed at UPY provides convenience and security in terms of academic document storage as well as the efficiency of data searching.