High School Students Of Class Research Articles

Enhancement table tennis forehand drive ability after exercise using the return board junior high school students

The objective of this study is to assess the impact of return board-based forehand drive instruction on Central Java junior high school students in Class VIII. Experimental research employing a two-group pretest-posttest design, this study consists of a pre-treatment pretest and a post-treatment posttest. Sixteen return drill training sessions were administered to the experimental group, while the control group received no intervention. Hypothesis tests, normality tests, and homogeneity tests are all components of data analysis techniques. The findings of this study indicate that the experimental group's forehand drive ability improved significantly as a result of return board training (p-value = 0.000 < 0.05; mean difference = 4.100). In contrast, there was no discernible impact of enhancing forehand drive ability on the control group (p-value = 0.000 < 0.05). As a result, it can be concluded that instruction utilizing the return board can significantly improve the forehand driving ability of Central Java eighth-graders. To improve one's ability to execute a forehand drive, researchers propose employing a training method that utilizes the return board. The aforementioned research findings suggest that instruction utilizing the return board may significantly enhance the forehand driving proficiency of Central Java Junior High School students in grade VIII. At a significance level of 0.000, the mean difference is 4.100. To improve one's forehand driving abilities, researchers recommend selecting a training method that incorporates the return stroke as an alternative. It is crucial that the training programs are well-organized, structured, and adhere to established procedures. Scholars desiring to undertake additional investigations pertaining to the utilization of return boards are encouraged to select alternative training modalities and juxtapose them.

Kualitas Isi dan Kalimat Langsung pada Novel Perfect Couple Karya Asri Aci sebagai Sumber Bacaan Siswa SMA Kelas XII

Currently, many novels can be read and are available on various social media platforms. These novels are expected to achieve the existing learning objectives and enable students to understand and implement the results of their learning activities well. The purpose of this study is to analyze the quality of content and direct sentences in the novel to determine whether or not the novel Perfect Couple is suitable as a reading resource for high school students in grade XII. This research will analyze various aspects of the quality of content and direct sentences, such as the level of content with the subject matter, the level of suitability of direct sentences with the level of students' reading ability, and others. The descriptive-qualitative method is used in this study by describing and analyzing the quality of content and direct sentences in the text of the novel Perfect Couple by Asri Aci. So, the researcher finds descriptive data and then looks for findings to be explained in detail. The descriptive method in this study is used to determine the quality of content and direct sentences in the novel Perfect Couple by Asri Aci. The data collected is in the form of words and pictures, not numbers. From the analysis that has been done, there are several quotations from the quality of content and direct sentences in the novel Perfect Couple by Asri Aci. The analysis results in this article are expected to add deeper understanding and knowledge about the quality of content and direct sentences contained in the novel. The first result of this research is that ten positive content qualities provide benefits to readers so that they can be used as reading material for high school students in class XII. The second result of this research is that there are 2,562 direct sentences consisting of 1,401 news sentences, 964 question sentences, and 199 command sentences.

Development of Digital Biology Book on Antioxidant Activity of Red Dragon Fruit Extract (Hylocereus polyrhizus) for Class XI High School Students

With technological advances, digital-based learning resources are needed that can be studied by students independently. The results of the research can be used as a learning resource, one of which is in the form of a digital book. This study aims to determine the quality and feasibility of digital books compiled as learning resources. The type of research is research and development (R&D) which refers to the 4D development model (Define, Design, Development and Disseminate). Data collection techniques with instruments in the form of expert assessment questionnaires and response questionnaires. The research subjects consisted of material experts, media experts, biology teachers and 37 students of SMA N 1 Koba class XI. Product data were analyzed descriptively qualitatively to determine the quality and feasibility of the compiled digital book. The results of research and development (R&D) obtained a Digital Book product for high school students class XI bioprocess material. Product assessment by material experts 88.64% (very good), media experts 86.11% (very good), biology teacher experts 100% (very good). The results of the small-scale test of students were 94.29% (very good) and the large-scale test was 98% (very good). Results Based on this research, digital books are appropriate to be used as a learning resource for class XI cell bioprocess materials.

Integration of the POE Model and Metaphoral Thinking in Student Worksheets: Improving Mathematical Reasoning Abilities in the Modern Education Era

Purpose of the study: This research aims to develop and evaluate the effectiveness of POE-based (Predict, Observe, Explain) student worksheets using a Metaphorical Thinking approach to enhance the mathematical reasoning abilities of class 9 students at Public Middle School. Methodology: This research aims to find out how to develop student worksheets based on POE (Predict, Observe, Explain) through a Metaphoral Thinking approach oriented towards the mathematical reasoning abilities of junior high school students in class 9 and find out the effectiveness of student worksheet products based on POE (Predict, Observe, Explain) through Metaphoral Thinking approach to the mathematical reasoning abilities of Public Middle School 7 Banjit students in class 9. Main Findings: Validation results showed material experts rated the worksheets at 89.4%, media experts at 94.9%, and language experts at 75%, all with high appropriateness. Small group trials averaged 86%, field trials 87%, and educator trials 97.2%, all with very good criteria. The paired t-test (thitung = 12.7 > ttabel = 2.02) confirmed the effectiveness of the POE-based worksheets using the Metaphorical Thinking approach in enhancing mathematical reasoning abilities.. Novelty/Originality of this study: The novelty of this study lies in developing and validating POE-based student worksheets integrated with a Metaphorical Thinking approach to enhance junior high students' mathematical reasoning. This innovative strategy combines cognitive and imaginative techniques, fostering deeper comprehension and problem-solving skills.

Penyuluhan Personal Hygiene Saat Menstruasi dengan Kejadian Keputihan pada Remaja Putri Kelas X di SMA Negeri 3 Ambon

Feminine hygiene (personal hygiene), especially during menstruation is often ignored by adolescents, if they do not maintain genital hygiene properly, then in a humid state, fungi and bacteria that are in the female area will thrive. The use of underwear that uses thin materials and not absorbing sweat can also make the female area moist and smelly, making it easier for fungi and bacteria to grow. smells can make it easier for fungi and bacteria to nest and the length of time using sanitary napkins that are more than 2-3 hours can make it easier for fungi and bacteria to nest.The aim is to provide new insights to adolescent girls about how to maintain personal hygiene during menstruation. about how to maintain personal hygiene during menstruation and the incidence of vaginal discharge in high school students in class X.I at SMA Negeri 3 Ambon. The method of this community service was carried out using the lecture method and question and answer discussions as well as pre and post tests. The result is an increase in knowledge of adolescent girls regarding menstrual hygiene and the incidence of whitish discharge.

PENGARUH MEDIA PEMBELAJARAN BERBASIS POWERPOINT DAN KECERDASAN EMOSIONAL TERHADAP KEMAMPUAN MENULIS DESKRIPTIF SISWA KELAS VII SMPN 8 MUARO JAMBI

This research aims to determine the effect of the use of Instructional Media Powerpoint- Based and emotional intelligence on descriptive writing skill of Junior High School students number eight Muaro Jambi class seven. This is quantitative with quasi-experimental study which was conducted in two classes, VII D class as the experimental class (has treatment) and class VII F as a control class (has no treatment) . Overall results of the research showed that there is no effect of the use of instructional media powerpoint-based and emotional intelligence on descriptive writing skill of Junior High School students class seven at 95% level of significant. This is because of three hypotheses proposed, only one hypothesis stated that H1 received. The rest, hypothesis two and three H0 received. The results of hypotheses testing to hypotheses one, two, and three, are: (1) There is an effect of instructional media powerpoint-based on descriptive writing skill of Junior High School students, (2) There is no effect of emotional intelligence on descriptive writing skill of Junior High School students, (3) There is no interaction between instructional media powerpoint-based and emotional intelligence. It is true that the result of hypothesis testing on hypothesis one that there is an effect of instructional media powerpoint-based, but the effect is not significant. Keyword: media-based learning powerpoint, emotional intelligence, the ability to write descriptive

Development of strength abilities of high school students by means of health fitness

The article highlights the problem of developing strength abilities in high school students by means of fitness in a physical culture and health center. It is emphasized that one of the most effective means of maintaining the proper psycho-emotional and physical condition of schoolchildren in the conditions of war in Ukraine is regular physical activity. In this regard, the improvement of the entire system of physical education, in particular, of high school students, is one of the directions for improving their health, increasing motivation for physical education both in educational institutions and in physical culture and health facilities. Іt is noted that strength fitness classes are popular among high school students, which includes a large number of various training programs that differ in their structure, content, and implementation methods. Thus, the purpose of the study is to highlight the theoretical and methodological features of strength fitness classes for high school students in a physical education and health center. Attention is focused on the fact that the method of using strength exercises in health fitness is significantly different from that in strength and speed-strength sports, since the main task of the classes is not the maximum development of strength qualities, but the improvement of the physical condition of the participants. The basic principles of strength training include the correct selection of strength exercises, repetitions, sets (approaches), the pace of exercises and the amount of weight, rest intervals. The authors defined the means and methods of developing strength abilities, the requirements for planning a fitness program for young men aged 15-17, outlined the criteria for the effectiveness of strength fitness classes, and developed methodical recommendations. Therefore, the technology of developing strength abilities includes: analysis of age, sex, and individual characteristics of the development of strength and speed-strength abilities; implementation of the principles of physical education in the process of strength development; methods of strength development (means and methods of strength development; load and rest; programming, forms of organization of classes); pedagogical control over the development of strength abilities. Means of recovery of working capacity should also be used: massage, vitaminization, rational nutrition.

Developing An Interactive Chemistry E-module Based on Problem-based Learning to Improve Critical Thinking Skills of High School Students

This study aims to develop an interactive chemistry E-module based on problem-based learning (PBL) to improve the critical thinking skills of high school students in class X and measure its feasibility. This research used the research and development method with the ADDIE model, which consists of 5 stages (Analysis, Design, Development, Implementation, and Evaluation). The tools used in this study were test tools and non-test tools, namely modified BSNP standard verification sheets and essay questions. The data analysis techniques used in this research were qualitative and quantitative. The results of the feasibility test from the materials specialist instructors, and chemistry teachers, as well as media specialists, an average result of 82.7% met the "very fair" criterion. An average result of 93.12% met the "highly feasible" criterion. Based on classroom learning experiments, the E-module can improve students' critical thinking skills by achieving an N gain value of 0.48 in the medium category. It was also evidence of a 55% increase in students' average critical thinking ability score using electronic modules and belonging to the critical category. When learning with the E module, a significant difference occurs at the significance level α=0.000.

Development Of An Ethnoscience-Based Digital Comic "Tari Saman" For Human Movement System Material

Scientific literacy skills are still low, and students' lack of interest in getting to know culture is a current educational issue, so innovative, creative and interesting learning media are needed to increase interest in reading and the formation of national cultural character in students. The development of digital comics in the field of science has been carried out by many researchers, but there are still few who combine the material with local wisdom to form cultural characters. This ethnoscience- based digital comic designed to be a pilot project and learning resource for teachers and students in Indonesia in mastering science, technology, skills and attitudes based on the Independent Learning Curriculum. The data was analyzed by processing validator response data with a Likert scale which was converted into qualitative data . The research subjects were media, material and language experts, 60 high school students in class XI high school science, and 6 biology teachers. The instruments used were expert validation tests and questionnaires. The data was analyzed by processing validator response data with a Likert scale which was converted into qualitative data. The purpose of this research can measure the effectiveness of the ethnoscience -based digital comic "Tari Saman" on movement system material to improve students' scientific literacy skills and national cultural character according to P5 (Strengthening Pancasila Student Profile Project). This research uses the 4D method (Define, Design, Develop, Disseminate). The validity test results show that ethnoscience-based digital comics “tari saman” have a moderate level of validity with an Aiken index value > 0.4. the results of the feasibility test were 88% by the teachers and 90% by students and media practicability were 88% by teachers and 89% by students. It can be concluded that ethnoscience-based digital comics “tari saman” are valid, feasible and practical to use as supporting media for Biology learning.

Implementing augmented reality to improve students’ biology learning outcomes: Gender-based effect

<span lang="EN-US">The current study examined the difference in students’ biology learning outcomes based on gender following the implementation of Augmented reality (AR). A gender equality study is useful as a foundation for establishing gender-sensitive learning. Gender equality promotes higher productivity and development outcomes, therefore it has favorable effects on economic and technological growth, as well as social fairness. We administered a quasi-experimental non-equivalent pretest-posttest control group design. The research population is all of class X public high school in Pamekasan Regency, Indonesia. The research samples were 56 senior high school students in class X. The classes that will be used as research samples are first tested for equality. The equivalence test analysis will use analysis of variance (ANOVA) by utilizing the SPSS 23.00 for windows program. Participants’ learning outcomes were measured using an essay test. The revised Blooms taxonomy indicators were used as the reference to construct the tests. The test covered the indicators of applying (C3), analyzing (C4), and synthesizing (C5). The participants’ answered were evaluated using a 4-point scale rubric adopted from Hart. One-way ANCOVA (analysis of covariance) was performed, involving the pretest scores as the covariate. The results showed that there was no difference in biology learning outcomes between male and female students involved in this study (p>0.05). These findings demonstrate that the implementation of augmented reality can close the gender gap in biology education. Augmented reality can be a solution to improve the learning environment in biology classrooms and facilitate gender-based learning demands.</span>

Nilai-nilai Sosial dalam Novel Terusir Karya Haji Abdul Malik Karim Amrullah dan Implikasinya terhadap Pembelajaran Teks Novel

The aims of this research are as to describe the social values and to describe the most dominant social values in the novel Laluir by Haji Abdul Karim Amrullah (HAMKA). This is qualitative research with descriptive method. The data of this research are event units in the form of words, phrases, clauses, or sentences that identify social values in the form of a narrator's narration about characters, actions of characters, and speeches of characters in the background of the novel. The source of the research data is the novel Laluir by HAMKA published by Gema Insani in 2016. The data collection was conducted by reading and understanding the novel, identifying the characters, identifying the event units, and identifying data related to social values in the novel. Overall, 31 data on social values were found in the novel Laluir by Haji Abdul Makil Karim Amrullah. Each of these social values are 10 values of love, 6 values of social responsibility, 5 social values of caring, 6 social values of empathy, and 4 social values of helping. Based on the results of this study, it can be concluded that social values in the novel Laluir by Haji Abdul Makil Karim Amrullah arise because of the speech of the characters and the narrator and the action of taking h in learning the novel text of high school students of class XII.

Hubungan Antara Self efficacy Akademik dengan Perilaku Mencontek (Cheating) Selama Masa Daring Siswa SMA X

Online learning is a distance education system with a teaching method where there are teaching activities carried out separately from learning activities (Mustofa et all, 2019). The online learning process only focuses on cognitive development processes (Gusmaniarti, 2020). This research aims to determine the relationship between self-efficacy and cheating behavior in SMA X students during the online period. The research respondents were high school students in class X (X, XI and XII) with a population of 750 with a sample of 238 students. The sampling technique uses purposive sampling. This type of research is quantitative correlational. The scale used is the cheating behavior scale adapted from Ginanjar Mukti Priaswandy (2015) with a validity of 0.311 to 0.762 and a reliability of 0.861, while the self-efficacy scale is adapted from Anggraeni Swastika Sari (2013) with a validity value of 0.25 and a reliability of 0.710. Based on the results of the correlation analysis, the correlation coefficient was -0.776 (negative) with a significance value smaller than probability (0.000 ≤ 0.05). This means that if self-efficacy is low then cheating behavior is also low among SMA X students during the online period.

The Influence of Gamification on High School Students’ Motivation in Geometry Lessons

The primary aim of this study is to introduce a didactic programme that incorporates gamification in geometry classes for high school students. The purpose of this programme is to boost students’ motivation towards learning. In the present educational scenario, the role of information and communication technologies (ICT) is paramount. Gamification has the potential to enhance the learning process by integrating game elements into non-game environments. This approach is deemed necessary as emotional factors in teaching may not lead to meaningful learning and improved academic performance. The research methodology employed a mixed approach and a pre-experimental design with pre- and post-test measurements. The sample comprised 45 10th grade students from a subsidised private high school in the Biobío Region of Chile. The study took 10 months and evaluated the factors of motivation, academic achievement, and lexical availability. Results showed a 23% increment in students’ knowledge, as proven by pre- and post-tests. The findings suggest an improvement in students’ perception regarding geometry and a significant improvement in academic performance. Furthermore, it has been confirmed that there is a noteworthy correlation between the group’s overall motivation and their academic performance, supporting gamification as an effective pedagogical strategy.

Pengembangan Modul Sudut dan Garis yang Berbasis Etnomatematika

The purpose of this study was to produce a math module with an ethnomatics approach for class VII SMP and to describe the module on angles and lines with applied Mathematics Approach for Class VII Junior High School students to get an easier understanding and increase students' enthusiasm for learning. With introduce culture to class VII students are viewed from the 3 aspect of validity, effectiveness, and practicality. This type of research is the development of research with ADDIE development model. Which includes analysis, design, development, implementation, evaluation. Modules have been developed further validated by the validator 3 is 2 mathematics lecturer Budi Utomo Malang Teachers’ Training College and one teacher of Bahasa Indonesia as subject matter experts, media specialists, and linguists. The tests showed an average score of in the category invalid and declared effective student questionnaire responses with an average score of were categorized as excellent, and practical dinayatakan modules for which there are instructions for using the module, prerequisites, answer key, etc. From the research it can be concluded THAT math module with an ethnomatics approach to describe the module on angles and lines with applied Mathematics approach feasible to be used as teaching materials for junior high school students of class VII

Analysis of The Ability to Understand Mathematical Concepts of High School Students in Class X on Vector Material

The purpose of this study is to produce a study of the ability to understand mathematical concepts of Class X students on Vector material. This study uses a qualitative approach with a descriptive type of research. The subjects of this study were students of Class X MIA2 Christian High School 2 Soe even semester of the 2021/2022 school year as many as 30 people. Data collection techniques using mathematical concept comprehension ability tests, semi-structured interviews, and documentation. The data analysis technique follows the Miles and Huberman model with a validity test of data using the triangulation technique. The results showed that that the ability to understand mathematical concepts of students is still relatively low with the median age being 55.56%. The results of the Student Work analysis showed that there were students who did not understand the concept and used it in solving problems, students who mistakenly in choosing and applied algorithms, incorrectly restated concepts, and associated various mathematical concepts internally and externally. Some students are also still in a hurry to work on the problem, less thorough reading and understanding of the problem, resulting in students making mistakes in solving the problem

Uncovering Students' Learning Styles in Biology Lessons Based on Gender in Senior High Schools in Jeneponto District

Abstract. One of the important things that must be considered by the teacher in the learning process is to know in advance the characteristics of students. Learning style modality is one of how students know and recognizes their personality in the learning process. The type of research used in this study was a survey using a qualitative descriptive approach. The population in this study were all high school students in class IX, Jeneponto Regency, for the 2021/2022 academic year. The samples in this study were students from SMA 9, SMA 10, and SMA 12 students in class IX. science specialization with a total of 67 students consisting of 20 male students and 47 female students. The instrument used in this study was the VARK questionnaire (Visual, Aural, Read, and Kinesthetic) developed by Neil D. Fleming. Data were analyzed using descriptive analysis with the acquisition of the percentage of each learning style possessed by students. The results showed that the modality of the learning styles of Jeneponto District Senior High School students was the Aural learning style. There is no difference in learning styles between male and female students. The dominant gender based student learning style is Aural. .Keywords: biology lessons, learning styles, gender.

The Effect Of STEM-Based Project-Based Learning In Improving High School Students' Visual Mathematical Ability

This research is based on the problem of the low mathematical visual thinking ability in learning mathematics. To overcome this, research was carried out using a STEM-based Project-Based Learning (PjBL-STEM) model. This study examines the problem of improving visual mathematical abilities among students who receive mathematics learning with the STEM-based Project-Based Learning (PjBL-STEM) model. This research is quasi-experimental, the design used is the Nonequivalent Control Group Design using the Purposive Sampling technique. The population in this study were high school students in Bandung Regency in the academic year 2021/2022, with the research sample being high school students in class X. The instrument used in the study was a visual mathematical ability test. Data analysis was carried out quantitatively by using the Independent Sample t-test. The results showed that (1) Overall the application of the PjBL-STEM learning model could improve students' mathematical visual thinking abilities, (2) Improved mathematical visual thinking skills of students whose learning using the PjBL-STEM learning model was significantly better than students who learned using conventional learning models.

Teachers and Students Needs Analysis for the Development of Subject Specific Pedagogy (SSP) Blended Learning Based on Multiple Representations

This article discusses the needs analysis of the teachers and students towards the development of a multiple-representation-based blended learning Subject Specific Pedagogy (SSP) used in chemistry learning. The subjects of this study consisted of 15 chemistry teachers in Central Java and 34 high school students in class XII IPA. Primary data were obtained by providing teacher questionnaires consisting of the characteristics of reaction rates material, the use of learning media that are usually used, and students' critical thinking skills and learning using SSP blended learning based on multiple representations. While the student questionnaire consists of students' interests and learning methods in understanding chemical material, students' opinions regarding the reaction level material, and students' general critical thinking skills. The results of this need analysis show that teachers and students need integrated learning tools to support learning activities. The conclusion of this study is to develop a multiple-representation-based blended learning Subject Specific Pedagogy (SSP) to improve critical thinking skills and student learning outcomes

Peningkatan Kemampuan Menulis Puisi Siswa Kelas XI SMA Negeri 1 Tanggetada Melalui Strategi Pemetaan Pikiran dalam Pembelajaran Berbasis Inquiry dan Learning Community Tahun Pelajaran 2022/2023

The non-optimal ability to write poetry of high school students in class XI Negeri 1 Tanggetada in the 2022/2023 academic year can be seen from the initial observations which illustrate that the learning has not run optimally. To improve the ability to write poetry, teachers need to choose the right strategy, namely the mind mapping strategy. The data in this study were obtained from a poetry writing ability test and then analyzed descriptively. The description of the research results based on the initial observation of learning students are less active, easily bored, and students pay less attention to the teacher's explanation, so that the average student score is only 63 with 22% learning completeness. After the first cycle of action, the average value of students increased to 67 with 69% learning completeness. In cycle II, the results of the action showed that the mastery of the material after being given a test of students' poetry writing skills increased to an average of 78 with 94% learning completeness. Learning completeness with percentage calculations in cycle II has met the success indicators set in this study and the cycle is declared discontinued. The conclusion is that through the application of mind mapping strategy, it can improve students' poetry writing ability.

MEDIA PEMBELAJARAN BERBASIS VIDEO TUTORIAL TEKNIK DASAR BOLA VOLI PADA PELAJAR SMA KELAS X

The purpose of this study was to develop video tutorial-based learning media for basic volleyball techniques for Class X high school students. The research method used in this study was a Research and Development (R&D) development research method with a quantitative approach. The population in this study were high school students of Class X SMA and the samples in this study were 30 students divided; 10 students tested the feasibility of video tutorials on basic volleyball techniques and 20 students tested the use of video tutorials on basic volleyball techniques. Data collection techniques in this study used questionnaires/questions given to experts and students. The data analysis technique used in this study is using percentages. The results of the product trials for the feasibility of video tutorials for basic volleyball techniques were 82% and trials for using video tutorials for basic volleyball techniques were 87%. The conclusion of this study is that video tutorials on basic volleyball technique tutorials for Class X high school students can improve student learning outcomes when passing volleyball.