Science Learning In Junior High School Research Articles

Development of Science Electronic Modules with an Ethnoscience Integrated STEM Approach in Traditional Herbal Medicine Making

This research aims to make a feasible and practical science electronic module with an ethnoscience-integrated STEM approach to traditional herbal medicine making for the subtheme of material classification and mixed separation of grade VII junior high school. This research design uses Research and Development (R&D) with a 4D model consisting of Define, Develop, Design, and Disseminate. The software used in developing electronic modules is anyflip. This research was conducted at Junior High School 2 Pracimantoro with the subject of 32 grade VII students. The instruments used in the research include product feasibility sheets, science electronic modules, and product practicality questionnaires. The feasibility and practicality instruments of the product are analyzed quantitatively and qualitative. The results of this study were electronic science modules with an integrated STEM approach to ethnoscience in traditional herbal medicine for the subthemes of material classification and mixed separation declared feasible and declared practical for use in junior high school science learning as evidenced by student response questionnaires obtaining a score of 49.3438 from the maximum number of scores of 60.

Development of Web-Based Modules to Improve Digital Literacy and Learning Outcomes in Science Learning

This study aims to produce e-modules for science lessons that are valid, practical, and effective to improve junior high school students' digital literacy and learning outcomes. This study used research and development methods with the ADDIE model. The data collection techniques were observation, interviews, validation sheets, student activity sheets using e-modules, learning outcomes tests, digital literacy assessment rubrics, student response questionnaires, and documentation. The data analysis techniques used in this study were validity test techniques, practicality tests and effectiveness tests. The results of the validation data analysis obtained a validation value of 91% with a very valid category, including aspects of content and construct validation. The practicality analysis results obtained a value of 91.20% with an efficient category. The results of the effectiveness analysis were based on the increase in learning outcomes, which resulted in an n-gain of 0.61 with a moderate category. Meanwhile, the results of the effectiveness analysis based on the ability of digital literacy indicators got an n-gain of 0.71 with a high category. The results of the effectiveness analysis were seen from student questionnaires, which scored 83.23% in the excellent category. Thus, the e-module product that has been developed is said to be feasible to be implemented in junior high school science learning to improve digital literacy and learning outcomes of junior high school students.

Analysis of Scientific Knowledge on The Process of Making Tempeh Gembus as Local Wisdom and Its Potential for Empowering Students' Analytical Thinking Skills

The lack of teacher information regarding the scientific knowledge contained in the process of making tempeh gembus has an impact on students' low analytical thinking skills. This study aims to: (1) analyze the scientific knowledge in the process of making tempeh gembus; (2) analyze the potential of scientific knowledge in the process of making tempeh gembus towards empowering students' analytical thinking skills; and (3) analyze the correlation of scientific knowledge in the process of making tempeh gembuswith the basic competencies in science learning materials. This research is a qualitative descriptive study with an ethnographic approach. The primary data sources for this research are from observations and interviews with tempeh gembus producers and junior high school science teachers in the Karangpandan District. The sampling technique used is snowball sampling. Data collection is carried out through observation, interviews, and documentation. The instrument validity test technique uses expert validation (two experts). Data validity test technique uses triangulation of data collection techniques. Data analysis is conducted using Miles and Huberman's interactive model analysis. The results show that the process of making tempeh gembus contains scientific knowledge (aspects of physics, chemistry, and biology). The scientific knowledge in the process of making tempeh gembus has the potential to empower students' analytical thinking skills. The scientific knowledge in the process of making tempeh gembus presented in booklet form is related to the basic competencies in junior high school science learning materials

EVALUATION OF SCIENCE LEARNING IN MIDDLE SCHOOLS: LITERATURE REVIEW

Learning evaluation is an activity to collect data and information about students' learning abilities, to assess the extent to which the learning program has been running, and also as a tool to determine whether educational goals and learning processes in developing knowledge have progressed as they are. Science assessments can be carried out in the cognitive, affective and psychomotor domains. This assessment provides space for students who tend to have non-academic weaknesses in science subject skills. This research was used to obtain information regarding the scope of evaluation of junior high school students' science learning. The review method was chosen to obtain research journals with the keywords scope of evaluation of junior high school science learning on reference sources Google Scholar, Elsevier, Science Direct, research gate, and publish or parish. 25 journals were reviewed based on author (year), research design, scope of evaluation, and findings. The results of the review show that the scope of learning evaluation can be carried out based on the context that wants to be assessed, such as the scope of the cognitive domain, affective domain and psychomotor domain. The scope of learning evaluation in the cognitive domain can be in the form of observation and understanding, the affective domain can be in the form of responses given by students as long as the teacher provides knowledge and the psychomotor domain in the form of skills assessment rubrics such as doing practical work after being given theory by the teacher.

The Development of Assessment Instrument Based on Wordwall to Measure Process Science Skills for Environmental Pollution

This study aims to determine the validity, practicality, and effectiveness of an assessment instruments based on Wordwall in measuring students' science process skills of junior high school science learning in environmental pollution materials. This research is a type of development research (Research and Development) that refers to the procedure of the Borg and Gall development model which has stages including research and information collecting, planning, develop the preliminary form of the product, product design validation, main product revisions, main field testing, operational product revision, operational field testing, final product revision. The subject of the study was a grade VII student of SMPN 2 Ajung, Jember. This study used instruments in the form of validation sheets, practicality sheets, student questionnaire sheets, and science process skills tests. Data analysis techniques used in research consist of validity test analysis, practicality test analysis, and effectiveness test analysis. The results showed that out of 20 multiple-choice questions developed from aspects of material, construction, and language based on the assessment of 3 validators were declared very valid and worthy of use without revision. The twenty multiple-choice questions tested have valid question item validity. The assessment instrument has a reliability value of 0.612. The difficulty level analysis obtained 5 easy criteria questions, 14 medium criteria questions, and 1 difficult criteria question. The effectiveness of the assessment instrument obtained the average results of students' science process skills of 55%, including the sufficient category and student response questionnaires of 81%, so they were declared very good.

Terrestrial Fern Diversity in Palak Siring Waterfall and Its Potential to Support Junior High School Science learning

The Palak Siring Waterfall is a natural tourism object located in Kemumu Village, Armajaya District, North Bengkulu Regency were the area have variety of vegetation. This research aims to analyze the Terrestrial Fern Diversity in that area. The benefits of ferns in an ecosystem are as one of the pioneer organisms that open and start a new life in an ecosystem, food sources, and planting media. The method used is transect by forming (five) plots based on the slope of the land, consist of flat, sloping, rather steep, steep, and very steep areas. Plot size of 20 x 20 m placed along the transect line. Based on the survey was found 22 species with 13 types of family ferns in the Palak Siring Waterfall. The Diversity Index value of ferns (pteridophyta) belongs to the medium category. This certainly indicates that there is a fern that can adapt to the environment as well as other plants in area. Diversity of fern have the potential to be applied to junior high school science learning through several Basic competencies, materials, and forms of learning activities.

The Development of Critical Thinking Skills Assessment Instrument Based on Nearpod in Junior High School Science Learning

Critical thinking skills are one of the skills needed in the 21st century, where to be able to assess critical thinking skills, assessment instruments are required. The aim of the research is development critical thinking skills instrument based on nearpod in junior high school science learning that meets valid, reliable, difficult, and practical criteria as well as critical thinking skills analysis. This research is a Research and Development research (R&D) with the GLAI model. The validity of the product is assessed by three validators consisting of one lecturer and two science teachers. Testing of assessment instruments was carried out on 125 grade VII students. The average product validity assessment of the three validators was 81.70% with valid criteria. Based on the field tests conducted, it is known that 10 items are valid with a reliability score of 0.602. At the difficulty level, the product has 1 easy item, 8 sufficient items, and 1 difficult item. In practicality, 97.66% was obtained with very practical criteria. In the analysis of critical thinking skills, the results of interpretation were obtained by 28.68% (very low), analysis by 31.20% (very low), inference by 43.44% (very low), and explanation by 47.80 % (low). So it is known that the critical thinking skills instrument based on nearpod in junior high school science learning was developed was valid, reliable, difficult levels, practical, and effective in measuring critical thinking skills.

STEM-CP Modul Based Science to Improve Student Independence and Learning Outcomes in Junior High School Science Learning

Science, Technology, Engineering, and Mathematics Contextual Problem (STEM-CP) canbe used as a basis for the development of models and media forscience learning whose theoreticaldiscussion and application of science in enabling technology can be created and developed by students. STEM-CP basedscience modules meet validity and practicality. Independent learning as a personal characteristic of students who havecharacteristics that are responsible and active in the learning process. Both interact with each other and are also influencedbythesocialenvironmentintheformofthe rolesandpoliciesoftheorganizinginstitutions.Thisresearchis development research designed to produce a valid, practical, and effective module model product to increase independenceand learning outcomes. The research design used is 4-D or: Define, Design, Develop, and Disseminate. The time forresearch to disseminate STEM-CP Based Science Modules to Improve Student Independence and Learning Outcomes inJunior High School Science Learning is planned for 10 months effective starting when research must be carried out. Theresearch location is set around the Besuki Residency. The research subjects were 4 high school students in 3 classes eacharoundtheformerBesukiResidency. Modul STEM-CP telahmemenuhikepraktisanmeliputi: responsiswa yang positifsebesar 72,91% dan keterlaksanaanmodulpembelajaran 97,56%. SelainituModul STEM-CP telahmemenuhikepraktisanmeliputi: kemandirianbelajarsebesar 95,7% dan teshasilbelajardenganNgainsebesar 0,69 dengankategorisedang.

Bibliometric Analysis: Trends Research on Local Wisdom in Science Learning and Its Implications for Strengthening Love Local Culture

Much research has been carried out on local wisdom at the junior high school level nationally, but research that has been published internationally and is Scopus indexed specifically discusses local wisdom at the junior high school level is still very minimal. The purpose of writing this research is as material to find out trends in local wisdom research in junior high school science learning. This study uses a bibliometric analysis method that uses sources from Scopus with publication limits from 2019 to 2023 on the Scopus database, and utilizes the VOSviewer application as a visualization tool. Data analysis through the Scopus database in this research was based on search results with local wisdom keywords written in the title words column and science learning as keywords. Found 45 publications in Scopus during 2019-2023 that discuss local wisdom in junior high schools. Published articles about local wisdom in junior high school science learning during 2019-2023 will be more researched in 2020 based on the results of data analysis through the Scopus database. The results of the bibliometric analysis research show that the trend of research on local wisdom at the junior high school level in the five year period (2019-2023) has focused more on the position of students as learning subjects and the development of research on local wisdom in junior high schools that specifically discusses the implications for strengthening the attitude of love for local culture for students have not been studied much

Analysis the Implementation of Ethnoscience Approach in Learning Science

Content analysis research aims to provide a literature review in the use of ethnoscince approaches in science learning. This analytical research uses a descriptive analysis method with a qualitative approach. Article documents were obtained through the Google Schoolar and Sinta pages using the keywords "ethnoscience approach in science learning" and "ethnoscience-based science learning" in the range of 2017 to 2023. After going through the selection stage of several journal articles, 20 articles were found to be analyzed. The results of the analysis show that the implementation of the ethnoscience approach in junior high school science learning is effective in improving various abilities and skills of students such as thinking abilities, problem solving abilities, process skills and scientific literacy.

Enhancing Computational Thinking Skills Through Physics-Based Worksheet in Linear Motion

The physics knowledge consists of many concepts and principles that are generally very abstract. Learning activities should help students understand the concepts by performing a series of activities themself. One of the required thinking skills in the 21st century is Computational Thinking Skills. Computational Thinking is the thinking process required in formulating problems and solutions. This study aims to develop a valid student worksheet and describe the students' response to it. In this research, the development of Computational Thinking-based student worksheet was carried out to be used in Junior High School science learning. Validation was carried out by media experts and subject matter experts. The results from the media experts were a score of 10.65 with an average of 3.55 from a scale of 4.0. While the results from subject matter experts were a score of 3.80 from a scale of 4.0. It can be concluded that the student worksheet received good and reliable categories. The effectiveness test on four students showed an average score of 7.25 in active learning style; an average score of 16.5 in reflective learning style; an average score of 12 in theoretical learning style; and an average score of 12.25 in pragmatic learning style. From these scores, it can be concluded that the dominant learning style of the four students who acted as respondents after following learning using the student worksheet is reflective learning, where students who like to consider experiences and observe learning materials from different perspectives.

Scope of Learning Evaluation in Science Subject in Junior High School Students: A Systematic Review

Purpose of the study: This assessment provides space for students with non-academic weaknesses in science subject skills. This research was used to obtain information related to the scope of evaluation of junior high school students' natural science learning: A Systematic Review. Methodology: The review method was chosen to obtain research journals with keywords in the scope of evaluation of junior high school science learning on Google reference sources scholar, science direct, and research gates. Twenty journals were reviewed based on author (year), sample, study design, the scope of the evaluation, and findings. Main Findings: The results of the review show that the scope of learning evaluation can be carried out based on the context to be assessed, such as the scope of the cognitive domain, affective domain, and psychomotor domain. The scope of learning evaluation in the cognitive domain can be in the form of observation and understanding, the affective domain can be in the form of responses given by students as long as the teacher provides knowledge, and the psychomotor domain is in the form of a skills assessment rubric such as doing practicum after being given theory by the teacher. Novelty/Originality of this study: This research can contribute to the world of education, especially in evaluating science learning.

Pengembangan Perangkat Pembelajaran IPA SMP Berbasis Discovery Learning untuk Meningkatkan Motivasi dan Hasil Belajar

The study is a development research aims 1) to find discovery learning-based junior high school science learning tools to increase students' motivation and learning outcomes, 2) to analyze the validity, practicality and effectiveness of discovery learning based junior high school science learning tools to increase students' motivation and learning outcomes. The development model used in this study refers to the 4D development model, which consists of several stages, namely defining, designing, development, and dissemination. The learning devices developed had been conducted through the validation stage by the validator and through trials, and had been revised by the developers to produce learning devices which are valid, practical, and effective. The results of the study reveal that (1) the expert’s validation of RPP is 3.30 with valid criteria, (2) the expert’s validation of BAPD is 3.24 with valid criteria, (3) the expert’s validation of LKPD is 3.51 with very valid criteria, and (4) the expert’s validation of THB is 3.35 with valid criteria. The learning devices are stated to be practical because the learning devices implementation is in fully implemented category with an average value of 3.58. The teacher’s response and students’ responses are in very positive category with 87.50% and 87.50%, respectively. The learning devices also meet the effectiveness value with the results of increasing the score of learning motivation from 69.04% to 82.04% and the learning outcomes meet effective criteria with a class completeness percentage of 85%.

Johnstone's Levels of Representation in Science Learning

Science education, beginning in elementary and junior high schools, should be able to meet the demand for grasping the notion of science. Junior high school science learning is an integrated science learning that comprises three branches, namely biology, physics, and chemistry. Understanding chemistry as a whole, which comprises three levels of representation, namely macroscopic, submicroscopic, and symbolic, is what learning chemistry entails. The purpose of this article is to review the literature on the three levels of representation theory and the relationship between the three levels of representation in learning. Johnstone's levels of representation have an impact on science learning by encouraging integration across multiple representation. This qualitative research is library research with books and other literature as the main object, such as scientific journals and scientific articles. The term represents has several meanings, including to symbolize, to recall thoughts through images or imagination, and to provide a depiction. Levels of representation refer to the use of three levels of representation to represent a phenomenon. The three levels of representation, namely the macroscopic, submicroscopic, and symbolic levels, are interconnected and contribute to students' ability to understand and comprehend abstract chemistry.

Studi Profil Literasi Sains Siswa dan Pembelajarannya di SMP Kota Banda Aceh

Descriptive research on the study of the scientific literacy profile of students and their learning at SMP Kota Banda Aceh, aims to examine the extent to which aspects of scientific literacy according to PISA 2018 are internalized in the junior high school science learning process. In addition, this study also examines its impact on students' scientific literacy. Research data to reveal the emergence of aspects of scientific literacy in planning learning, implementation of learning, and evaluation of learning for junior high school students in Banda Aceh on science subjects. collected through an instrument that refers to the 2015 Program for International Student Assessment (PISA) framework. The data collection technique was carried out through observation, surveys, and content analysis. The research participants involved 9 junior high schools from 9 sub-districts throughout the city of Banda Aceh, each sub-district selected 1 school. The total participants involved were 135 students. The results showed that for the Planning component, the Knowledge Aspect was presented at the largest 35.9% but the aspect that was dominated by the competence aspect for indicators explained the phenomenon scientifically. In the Implementation component, the largest 44.8% of the Knowledge Aspect is presented and it is also dominated by the knowledge aspect for the epistemic knowledge indicator. In the Evaluation component, the Context Aspect is presented at 41.2% which is dominated by the competence aspect for indicators of interpreting scientific data and evidence. The scientific literacy profile in answering the 2015 PISA questions only 1.48% of students were able to answer up to level 2. This shows that the scientific literacy profile of Banda Aceh Junior High School students is still relatively low. The practice of learning science does not contribute much to the achievement of scientific literacy for junior high school students in Banda Aceh

Validity of teaching materials for environmentally friendly technology products using STEM-based guided inquiry to improve students’ scientific literacy competence

Students’ scientific literacy skills need to be improved because students in the 5.0 society era must have various skills. The availability of relevant student books has limitations in presenting the material. In overcoming this problem, science teaching materials that contain the scientific literacy referred to the 21st-century situation are needed. Therefore, research was conducted on developing integrated science teaching materials with STEM-based Guided Inquiry (STEM-based GI) to improve students’ scientific literacy competence. This study aims to determine the validity of teaching materials (integrated science modules, lesson plans, and learning outcomes tests) for STEM-based GI on the topic of Environmentally Friendly Technology (EFT) products to improve students’ scientific literacy competence. The research and development procedure used was the formative evaluation model. This research procedure was divided into three stages: self-evaluation, prototyping, and evaluation of field tests. However, this research only reached the stage of expert validation (prototyping). The results showed that the average value of the three validators was 94.33% which was included in the very valid category. The coefficient of agreement between validators was (R) 87.10%, included in the high category. Therefore, the resulting teaching material was valid and improved scientific literacy in junior high school science learning.

Elaborating Indigenous Science Content into Science Learning Process: A New Science Instructional Model to Develop Students’ Local Wisdom-Based Characters and Higher Order Thinking Skills

Character building becomes an essential part in the science learning process to prepare the students as the next generations of our nations. This study aims to develop a valid, practical, and effective learning model combined with indigenous science content for junior high school students in developing local wisdom-based characters and high-order thinking skills. This research is a a research and development (R & D) approach with the Borg and Gall model involving 36 junior high school science teachers (72 teachers). The research instrument were a character questionnaire as well as a test of problem-solving, critical and creative thinking tests, along with an assessment rubric to measure the depth of students' cognitive abilities. From the results of the learning model trial, it was found that there are eight characters based on Balinese local wisdom that can be developed in science learning for junior high school students namely religious, being honest (satyam), tolerance (tat twam asi), responsible (sesana/swadharma), curious, jengah, hardworking and generous, caring and friendly with nature. Conceptually, the core stages of the junior high school science learning model to develop Balinese local wisdom based characters include: initial exploration, investigation from various perspectives, elaboration, and confirmation and reinforcement. The stages in the science learning model that develop characters based on local wisdom provide opportunities for teachers to improve students' cognitive abilities, especially in the realm of higher-order thinking skills.

Digital Comics in Online Learning During COVID-19: Its Effect on Student Cognitive Learning Outcomes

<p class="0abstract">Comics have been used as an alternative tool to improve student learning outcomes during the pandemic, but not yet for junior high school science learning.<strong> </strong>The study aims to explore the impact of digital comics in online learning during the COVID-19 pandemic on students' cognitive learning outcomes (CLO). A quasi-experimental research design was used in the study. A total of 42 eighth-grade students participated in the current study. They were randomly assigned to two conditions. The first condition was online learning assisted by digital comic media. The second condition was non-comic online learning. A multiple-choice test developed by the researchers was used to measure students' CLO. Although the number of participants is limited, an independent samples t-test was used to analyze the data because the data was normally distributed. The results show that students' CLO differs significantly between comic and non-comic assisted online learning in favor of comic assisted online learning conditions. The possible reasons behind the findings were discussed. As a conclusion, several suggestions for researchers and teachers were offered.</p>

The Development of Interactive Learning Media on Android Platform Assisted By Google Sites

This study aims to (1) produce interactive learning media on the android platform assisted by Google Sites that is feasible for junior high school Science learning of respiratory system, (2) produce media that is practical for junior high school Science learning of respiratory system. This development research employed 4D model (Define, Design, Development, and Dissemination). The subject of this research was the second semester of the eighth-grade students in Junior High School 1 Wonosari. Research instruments used in this research included validation sheets, practicality assessment sheets, and student response questionnaires. The results of this study indicate that (1) media is feasible with a percentage value in terms of material is 80% (feasible) and in terms of media is 87% (very feasible). (2) media are practically used with values of V in the aspect of material clarity of 0.86 with a very practical category, the aspect of clarity of display 0.80 with a practical category, the benefit aspect of 0.81 with a very practical category, the aspect of ease of use 0.79 with a practical category. The results from the students’ responses of media's practicality showed a P value of 79 %, included in the practical category.

Analisis Effect Size Pengaruh Bahan Ajar Cetak IPA Terpadu Terhadap Kompetensi Pengetahuan Siswa

Humans are required to have broad insight, think critically, and be able to adapt to 21st century developments, especially in the field of education. The 2013 curriculum was created to change the mindset of students and the conceptual mastery of learning material was increased and meaningful. For that, we need integrated learning resources to support the implementation of learning. However, the problem is that the integrated science teaching materials in schools are still not integrated. One solution to overcome this problem is by analyzing the effect size of the effect of integrated science printed teaching materials on students' knowledge competencies. The type of research used is the effect size analysis. Effect size analysis is a way of summarizing and analyzing research data from several previous research results. The articles of this research consist of 20 articles. The instruments used were category codes and effect size calculations. The data analysis technique used in this study was to calculate the effect size of each article based on the mean, standard deviation, and t test. Based on the data analysis, four research results can be stated. First, integrated science printed teaching materials are equally effective at the seventh grade and eighth grade junior high school level. Second, integrated science printed teaching materials in the form of modules, books, LKS/LKPD, and teaching materials are effectively applied in science learning in junior high schools. Third, integrated science printed teaching materials have a significant influence on materials in junior high school science learning. Fourth, integrated science printed teaching materials are effective in increasing students' knowledge competencies with an effect size of 1.73. So, it can be concluded that integrated science printed teaching materials have a significant effect on students' knowledge competencies.