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Design of Retarding Basin as an Effort to Reduce Flood Syafiatun Siregar; Harun Sitompul; Kinanti Wijaya; Ahmad Andi Solahuddin; Nurmaidah Nurmaidah
Jurnal Penelitian Pendidikan IPA Vol 9 No 4 (2023): April
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i4.3392

Abstract

The retarding basin functions as a body of water that is useful for temporarily storing water, namely by giving the opportunity for rainwater to seep into the ground. The concept of the retarding basin is to accommodate the volume of rainwater when the maximum discharge occurs. Medan Johor sub-district is part of 21 sub-districts in Medan City, which is located in the south of the city. Topographically, Medan Johor District has several basin areas that cause the water flow to be concentrated. Another problem is that the drainage channel in the Medan Johor Subdistrict is not functioning properly due to sedimentation from the garbage. When the rainy season arrives, Medan Johor District often experiences flooding. The impact of floods resulted in damage to public facilities and infrastructure, disruption of public services, and the emergence of social impacts in the community. The purpose of this study was to design a retarding basin that serves to hold stagnant water temporarily. The water reservoir will then be channeled to the nearest sewer or river. Based on theoretical studies and analysis based on primary and secondary data, it is necessary to design a retarding basin in the Medan Johor District area to reduce flooding. From the results of the research conducted, it is necessary to design 3 (three) retarding basins in the Medan Johor area.
Implementation of Evaluation of Kirkpatrick Model in Statistics Course Based on Case Method at the Department of Building Engineering Zulkifli Matondang; Harun Sitompul; Kinanti Wijaya
Jurnal Penelitian Pendidikan IPA Vol 9 No 5 (2023): May
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i5.3371

Abstract

This study aims to obtain an overview of the implementation of Kirkpatrick's evaluation in case-based statistics courses based on Case Method at the Department of Building Engineering. Case-based lectures train students to solve problems in the field of statistics by applying higher-order thinking such as: finding solutions to problems, thinking critically, logically, reflectively, metacognitively and creatively. The evaluation of the Kirkpatrick model is carried out through four levels, and each level is assessed using a different tool. The implementation of Kirkpatrick's evaluation consists of 4 levels, namely: reaction, learning, behavior, and impact. This research method is descriptive qualitative research. The research sample is 56 students majoring in Engineering Building Engineering, State University of Medan. The research data was collected using a questionnaire, assessment and documentation. The questionnaire used has gone through reliability testing with Crombach's Alpha. The assessment was conducted to obtain student performance in the form of learning processes and behavior change. Documentation is obtained through the resulting lecture products. The results showed that Kirkpatrick's evaluation model in statistics course lectures was very effective in revealing the quality of learning. At the reaction evaluation level, students gave a positive response with satisfactory qualifications to case-based statistics lectures. The results of the evaluation at the learning level obtained the difference in learning outcomes on students' thinking abilities of 7.59 with a significance of 0.010. The results of the evaluation at the behavioral level, students have various competencies obtained such as: instrument preparation, instrument analysis, research data processing, SPSS application and interpretation of SPSS analysis results. The results of the evaluation at the impact level are that students are able to compile instruments, obtain and process data used to compose a final project. Based on the criteria for the success of Kirkpatrick's evaluation performance, the implementation of case-based statistics lectures was very successful. Kirkpatrick's evaluation model is able to describe evaluation results that cover all aspects of lectures so that it is worthy of being recommended as an evaluation model for lectures
Pelatihan Penyusunan Soal HOTS untuk Guru di SMK Kota Medan: The Training of HOTS Questions for Teachers at Medan City Vocational School Harun Sitompul; Zulkifli Matondang; Eka Daryanto; Sapitri Januariyansah; Haryani Pratiwi Sitompul
PengabdianMu: Jurnal Ilmiah Pengabdian kepada Masyarakat Vol. 8 No. 5 (2023): PengabdianMu: Jurnal Ilmiah Pengabdian kepada Masyarakat
Publisher : Institute for Research and Community Services Universitas Muhammadiyah Palangkaraya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33084/pengabdianmu.v8i5.4251

Abstract

HOTS is a fundamental skill that prospective workers must possess. Vocational High Schools, as workforce printers, must pay attention to the HOTS of prospective graduates so that they can be absorbed in the world of work. However, Vocational High Schools experience many obstacles in forming prospective HOTS graduates. One of them is the teacher's ability to prepare HOTS questions. Based on the results of initial observations, similar obstacles were also faced by SMKN 14 Medan and SMKS Al-Fattah. The purpose of this activity is to provide training on the preparation of HOTS questions to teachers in SMK. The activity method used presentation, discussion, demonstration, and assignment techniques. Activities were grouped into three stages, namely preparation, implementation, and evaluation—the results of activities run effectively by the plan. The participants participated in the activity enthusiastically. The results of the FGD showed an increase in the ability of teachers to prepare HOTS questions. The skills of preparing HOTS vocational teachers still need to be considered because HOTS is one of the key skills of prospective workers.
Development Of Interactive Multimedia Based On Google Site For English Class Juliani, Juliani; Sitompul, Harun; Simbolon, Naeklan
EDUTEC : Journal of Education And Technology Vol 7 No 4 (2024): June 2024
Publisher : STAI Miftahul Ula Nganjuk

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29062/edu.v7i4.837

Abstract

This research aims to: (1) produce interactive multimedia learning based on Google Site that is suitable for use in teaching and learning. (2) Produce practical and easy-to-learn interactive multimedia learning based on Google Site. (3) Determine the effectiveness of interactive multimedia based on Google Site. This research is a Research and Development (R&D) study using the ADDIE model. The study was conducted on 10th-grade students of State Islamic Senior High School 1 in Langkat. The method used in this model is Quasi-Experimental. The research sample consisted of 72 students, with 36 students as the experimental group taught using interactive multimedia based on Google Site and 36 students as the control group taught using picture media. The results of the study prove that there is a significant difference between the English learning outcomes of students taught using interactive multimedia based on Google Site and those taught using picture media. This is indicated by the obtained data, where the significance value obtained is 0.003. The significance value (sig) < 0.05, thus is rejected and is accepted. Therefore, it can be concluded that interactive multimedia based on Google Site is better than picture media.
Drone E-Job Sheet Development: Geospatial Engineering Remote Sensing Subject Fadli, Azwar; Sitompul, Harun; Panjaitan, Keysar
Randwick International of Education and Linguistics Science Journal Vol. 5 No. 3 (2024): RIELS Journal, September
Publisher : RIRAI Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47175/rielsj.v5i3.1065

Abstract

This research aims to produce an E-Job Sheet Drone Product for the Class XI Geospatial Engineering Remote Sensing Subject by carrying out feasibility tests, practicality tests, and product effectiveness tests. The research and development methodology uses the 4D development model (four-D models), namely definition, design, development, and dissemination, so that the development design is developed. This research was carried out at SMK Negeri 1 Percut Sei Tuan in class XI Geomatics Engineering in the Remote Sensing (Inderaja) subject. The research results show: (1) E-Jobsheet Drone, suitable for use in remote sensing learning for class XI at SMK Negeri 1 Percut Sei Tuan; (2) Drone E-Jobsheets have proven effective in improving student learning outcomes for class XI at SMK Negeri 1 Percut Sei Tuan compared to conventional learning methods. The application of learning media in the form of E-Jobsheet Drones requires students who are ready to learn independently so that they can achieve optimal learning outcomes by utilizing this media effectively
Integrated Project-Based Learning (PjBL) Learning Tools STEM: Improving Students' Creative Thinking Skills Sinaga, Angelina K.; Sitompul, Harun; Napitupulu, Efendi
Randwick International of Education and Linguistics Science Journal Vol. 5 No. 4 (2024): RIELS Journal, December
Publisher : RIRAI Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47175/rielsj.v5i4.1089

Abstract

Integrated STEM-based PjBL learning devices are a learning context designed by teachers to motivate students to take part in learning activities so they can boost their creative thinking skills and discover new ideas. The goal of this study was to examine a learning tool that combines STEM with Project-Based Learning. It looks at whether this tool is suitable, effective, and easy to use in order to help improve creative thinking skills of fourth-grade students of Santo Paulus Martubung Elementary School - Medan. This type of research uses the Research and Development (R&D) development model. The results of the study revealed that the devices developed had significantly improved students' creative thinking skills. The increase in creative thinking skills can be seen from the average n-gain score of 0.49 (moderate increase category). The learning devices developed on the 'Care for the Environment' material are effective in significantly improving students' scientific literacy. The increase in scientific literacy can be seen from the average score of 0.64 (moderate increase category) and increased interest in science and technology, active participation in discovery activities (practice and projects), and responsible management of natural resources and the the area around us after using a project-based learning tool along with a specific method.
Pendampingan Pemanfaatan Computer-Based Test (CBT) untuk Meningkatkan Efisiensi Evaluasi Pembelajaran di Yayasan Riad Madani Matondang, Zulkifli; Syahputra, Fahmy; Sitompul, Harun
Jurnal Masyarakat Indonesia (Jumas) Vol. 4 No. 01 (2025): Jurnal Masyarakat Indonesia (Jumas)
Publisher : Cattleya Darmaya Fortuna

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54209/jumas.v4i01.169

Abstract

Kegiatan Pengabdian Kepada Masyarakat (PKM) ini bertujuan untuk memberikan pendampingan dan pelatihan kepada tenaga pendidik di Yayasan Riad Madani dalam penerapan Computer-Based Test (CBT) sebagai metode evaluasi pembelajaran. Kegiatan ini dilatarbelakangi oleh pentingnya integrasi teknologi dalam proses evaluasi pendidikan yang lebih efisien dan akurat. Pelaksanaan kegiatan ini meliputi beberapa tahapan, yaitu analisis kebutuhan, pelatihan penggunaan perangkat lunak CBT, simulasi ujian, dan evaluasi hasil pelatihan. Hasil dari kegiatan menunjukkan adanya peningkatan signifikan dalam pemahaman dan keterampilan guru terhadap penggunaan CBT, dengan peningkatan rata-rata pemahaman peserta dari 55% pada pre-test menjadi 85% pada post-test. Selain itu, respon siswa terhadap penggunaan CBT juga sangat positif, dengan 85% siswa memberikan tanggapan yang baik terhadap pengalaman ujian berbasis komputer. Meskipun demikian, terdapat beberapa tantangan yang diidentifikasi, terutama terkait keterbatasan infrastruktur teknologi seperti jumlah perangkat komputer dan kualitas jaringan internet. Kesimpulan dari kegiatan ini menunjukkan bahwa penerapan CBT di Yayasan Riad Madani berpotensi meningkatkan efisiensi dan kualitas evaluasi pembelajaran. Rekomendasi ke depan mencakup peningkatan infrastruktur dan pelatihan lanjutan bagi guru untuk memperdalam penggunaan teknologi ini.
Development of Rammed Earth Material Technology by Utilizing Plastic Waste as Reinforcement on The Partition Walls of The Building Room Kinanti Wijaya; Sutrisno Sutrisno; Harun Sitompul; Nono Sebayang; Ruri Aditya Sari; Iswandi Idris
Journal of Applied Engineering and Technological Science (JAETS) Vol. 6 No. 2 (2025): Journal of Applied Engineering and Technological Science (JAETS)
Publisher : Yayasan Riset dan Pengembangan Intelektual (YRPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37385/jaets.v6i2.5959

Abstract

In order to improve the compressive and bending strength of rammed earth materials for use in partition walls, this study investigates the incorporation of plastic trash. The goal of the research is to enhance the performance of sustainable construction materials while addressing the environmental problem of plastic waste. Using a Universal Testing Machine (UTM), compressive and bending strength tests were performed after 30 days for rammed earth mixtures containing four different amounts of plastic trash (0%, 1%, 3%, and 5%). According to the findings, adding plastic trash can increase compressive strength by up to 3%, reaching a maximum strength of 5.17 MPa. However, compressive and bending strength significantly decreased when the plastic percentage was increased over 3%, with the 5% plastic showing the worst performance. According to these results, plastic trash can enhance material performance, but its use requires careful optimization. By putting forth a novel technique for recycling plastic trash, the study supports sustainable building practices and provides a workable substitute for non-load-bearing applications such as partition walls. This study advances our understanding of green building technologies and offers workable ways to cut down on plastic waste in the building industry.
Augmented reality learning media for electrical motor: case study in electrical engineering education Mustaqim, Bima; Sibuea, Abdul Muin; Siagian, Sahat; Junaidi, Agus; Amin, Muhammad; Sriadhi, Sriadhi; Yahaya, Wan Ahmad Jaafar Wan; Sitompul, Harun
International Journal of Electrical and Computer Engineering (IJECE) Vol 15, No 3: June 2025
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijece.v15i3.pp2545-2555

Abstract

The impact of augmented reality (AR) learning tools and students' critical thinking abilities on learning outcomes in electrical engineering education is the focus of this study. The study explores the ways in which these factors, both independently and in combination, influence student performance. Findings reveal that AR-based learning materials significantly enhance understanding and retention across self-directed and guided learning models. Critical thinking skills emerge as a key determinant of success, with students exhibiting strong critical thinking consistently outperforming peers with lower-level skills, regardless of the instructional model. The study also highlights variations in AR tools' effectiveness depending on the learning model and students’ critical thinking abilities. Guided learning with AR tools benefits all students, while self-directed AR tools prove most effective for those with advanced critical thinking skills. Students with lower critical thinking abilities face challenges in navigating less structured AR environments. These results underscore the importance of fostering critical thinking and adopting tailored strategies when integrating AR technology into engineering education. By considering both the learning model and critical thinking levels, educators can optimize AR’s potential to enhance student learning outcomes in technical fields.
STEM-INTEGRATED PROJECT BASED LEARNING (PJBL) LEARNING TOOLS TO IMPROVE ELEMENTARY SCHOOL STUDENTS' CREATIVE THINKING SKILLS Angelina K. Sinaga; Harun Sitompul; Efendi Napitupulu
Multidiciplinary Output Research For Actual and International Issue (MORFAI) Vol. 5 No. 6 (2025): Multidiciplinary Output Research For Actual and International Issue
Publisher : RADJA PUBLIKA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54443/morfai.v5i6.3557

Abstract

Integrated STEM-based Project-Based Learning (PjBL) is an instructional approach designed by teachers to actively engage students in learning activities, aiming to enhance their creative thinking skills and stimulate the exploration of new ideas. This study aimed to analyze the feasibility, effectiveness, and practicality of STEM-integrated PjBL learning devices in improving the creative thinking skills of fourth-grade students at Santo Paulus Martubung Elementary School, Medan. The research employed a Research and Development (R&D) method. The findings indicated that the developed learning devices significantly improved students' creative thinking skills, as evidenced by an average n-gain score of 0.49, which falls into the moderate improvement category. Additionally, the devices proved effective in enhancing students' scientific literacy, with an average score of 0.64, also categorized as a moderate increase. The observed improvements included greater interest in science and technology, active participation in discovery-based activities (practices and projects), and a stronger sense of responsibility in managing natural resources and the surrounding environment. Therefore, the STEM-integrated PjBL learning devices are considered feasible, effective, and practical for use in primary education, supporting contextual learning that fosters students’ creative thinking and scientific literacy.
Co-Authors . Burhanuddin Abdiel Bobi Chahyadi Abdiel Ginting Abdul Hasan Saragih Abdul Muin Sibuea Afrina Sari Dewi Agus Junaidi Ahmad Andi Solahuddin Amlan . Angelina K. Sinaga Bambang Gulyanto Bisrul Hapis Tambunan Cut Cinta Dewi Cut Mutia Cut Mutia, Cut Dadang Mulyana, Dadang Danny Abrianto Danny Abrianto Danny Ivanno Ritonga Denny setiawan Deslina Simamora Dewi, Afrina Sari Dina Ampera Dongoran, Junaedi Edward Purba, Edward Efendi Napitupulu Efendi Napitupulu Efi Padrita Eka Daryanto Eka Daryanto, Eka Evi Eviyanti Fadli, Azwar H Rusharyono L Halidayana Nasution, Halidayana Hamonangan Tambunan Handika S Tumanggor Haryani Pratiwi Sitompul Hevy Anna Lubis Hevy Anna Lubis, Hevy Anna Ima Pinensi Tarigan Irmiah Nurul Rangkuti Iswandi idris Januariyansah, Sapitri Jeniwati . Julaga Situmorang Julaga Situmorang Juliani Junaidi Amin Sitepu, Junaidi Amin Kairul Anwar Kartini Tambunan Keysar Panjaitan Keysar Panjaitan Kinanti Wijaya L, H Rusharyono Muhammad Amin Mukhtar . Murniati Br. Barus Mustaqim, Bima Naeklan Simbolon Nathanael Sitanggang, Nathanael Nono Sebayang Nur Basuki Nur Basuki Nurdin Saragih nurmaidah nurmaidah PANINGKAT SIBURIAN R Mursid R Mursid Rangkuti, Irmiah Nurul Rena Agustina Rena Agustina, Rena Resien Resien Restu Restu Robby Rezeki Rohani . Rosmalia Devi Rosnelli, Rosnelli Rossy Luckita Sasmita Ruri Aditya Sari Sahara . Sahara . Sahat Siagian Simamora, Deslina Simanjuntak, Janter Pangaduan Sinaga, Amran Jahot Sinaga, Angelina K. Sinaga, Rika Imelda Sitanggang, Syaiful Siti Zubaidah Sriadhi Sriadhi Sriadhi Sriadhi, Sriadhi Sukirno Sukirno Sulaiman Sulaiman Sulaiman Sulaiman Sutrisno Sutrisno Syafiatun Siregar Syahputra, Fahmy Syahreza, Dina Sarah SYAIFULLAH . Tambunan , Hamonangan Tarigan, Ima Pinensi Tengku Herlina Timbul Purba Trisni Andayani Tumanggor, Handika S Venny Ribka Wisudarni Vina Susanti Winner Macson Pandiangan Yahaya, Wan Ahmad Jaafar Wan Yasir Al Harisyah Zulkifli Matondang