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Problem-Based Learning Model Assisted by Guided LKPD: Experimentation in Mathematics Learning Exponential Materials Amelia Luisa Mandey; James U. L. Mangobi; Derel F. Kaunang
Edu Cendikia: Jurnal Ilmiah Kependidikan Vol. 4 No. 03 (2024): Research Articles, December 2024
Publisher : ITScience (Information Technology and Science)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47709/educendikia.v4i03.5365

Abstract

Mathematics learning on exponential materials still faces various obstacles, especially regarding students' understanding of concepts and problem-solving skills. This can be seen from the low student learning outcomes and lack of active involvement in the learning process. The Problem-Based Learning (PBL) learning model is one approach that can stimulate students' high-level thinking in real-world problem-oriented situations, including learning how to learn. This study uses a quasi-experimental method with a pretest-posttest control group design. The subject of the survey was class X students of SMA Negeri 1 Ratahan, which was divided into two groups: an experimental class that applied the PBL model assisted by guided LKPD and a control class that used conventional learning. Guided LKPDs are designed to help students discover concepts through their activities and provide hands-on experience. The results show that the application of the guided LKPD-assisted PBL model has a positive influence on student learning outcomes. This is evidenced by the increase in the average score of the experimental class, which is higher than that of the control class. The PBL model also encourages students to be actively involved in problem-solving, think critically, and develop independent learning skills. Applying the Problem-Based Learning model assisted by guided LKPD effectively improves student learning outcomes in exponential materials. This learning model helps students understand mathematical concepts and develops higher-order thinking skills and problem-solving abilities. This study recommends using the PBL model assisted by guided LKPD as an effective alternative to mathematics learning.
Development of Mathematics Learning Media on Build Flat Side Space Using Smart Apps Creator Oroh, Tesalonika M.; Sulistyaningsih, Murni; Kaunang, Derel F.
Kognitif: Jurnal Riset HOTS Pendidikan Matematika Vol. 5 No. 4 (2025): October - December 2025
Publisher : Education and Talent Development Center Indonesia (ETDC Indonesia)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51574/kognitif.v5i4.3247

Abstract

Learning mathematics in the subject of Build Flat-Side Space remains a challenge for junior high school students due to limited visual representation and minimal use of technological media that can facilitate spatial understanding. The abstract nature of shape concepts requires clear visualization, but conventional learning practices tend to rely only on static images in textbooks. This condition has an impact on the low level of concept understanding and learning motivation of students. Smart Apps Creator (SAC) as an interactive media development tool has the potential to provide dynamic visualizations and a more interesting learning experience. This study aims to develop SAC-assisted mathematics learning media and test its validity, practicality, and effectiveness in supporting the learning of flat-sided shapes. The study uses the Research and Development (R&D) method with the ADDIE model, which includes the stages of needs analysis, product design, media development, classroom implementation, and evaluation. The research instruments consisted of expert validation sheets for material and media, student questionnaires, and learning outcome tests. The validation process was carried out to assess the suitability of the content, appearance, and usefulness of the media, while the practicality and effectiveness tests were conducted through the use of media in classroom learning. The results showed that the SAC-based learning media achieved a highly valid rating from experts, was practical based on user responses, and was effective in increasing motivation and understanding of flat-sided spatial concepts. Thus, this media can be used as an alternative interactive learning resource that supports a more interesting, meaningful, and needs-based mathematics learning process for junior high school students.
Students Learning Difficulties In Online Learning On One Variable Linear Equation Materials Ofler Paulus Kodongan; Jorry F. Monoarfa; Derel F. Kaunang
Jurnal Pendidikan dan Sastra Inggris Vol. 3 No. 1 (2023): April : Jurnal Pendidikan dan Sastra Inggris
Publisher : Lembaga Pengembangan Kinerja Dosen

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55606/jupensi.v3i1.1506

Abstract

The background of this research was found in students of SMP N II Tondano Class VII E who had learning difficulties in learning mathematics on one variable linear equation material through an online learning system. These problems make researchers interested in studying this research further. This study aims to determine the difficulties experienced by students in learning mathematics in PLSV material through an online learning system. This type of research is qualitative research. The data was obtained by giving a story problem description test and conducting student interviews. The research instrument was to provide the story and several interview questions for students online. The study results show that in learning mathematics in PLSV material through an online learning system, students experience difficulties memorizing equation formulas, and arithmetic operations, changing questions into mathematical forms, and difficulties understanding the material provided by the teacher. These problems are caused by 1) lack of interest and motivation in student learning, 2) not having a severe attitude in participating in online learning, 3) student concentration does not focus on learning material
Kelas VIII SMP Negeri 2 Tondano Bitjoli, Oriental Queendika; Kaunang, Derel Filandy; Sulistyaningsih, Murni
Jurnal Axioma : Jurnal Matematika dan Pembelajaran Vol. 11 No. 1 (2026): Januari
Publisher : Universitas Islam Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56013/axi.v11i1.4887

Abstract

The low mathematical learning outcomes of students at SMPN 2 Tondano are caused by the fact that, in the mathematical learning process, especially with algebraic material, many students still have difficulty understanding and solving problems related to simplifying algebraic forms. This study uses a Quasi Experiments, which aims to determine the difference in the average learn outcome of students who use the quantum teaching learn model with the help of Wordwall media and those who only use the direct learning model at SMP N 2 Tondano in the 2025/2026 academic year. The subjects in this study were 25 student consist of 2 classes, namely class VIII-A with 14 students and class VIII-D with 11 students. The results show the average learning outcomes of students in the experiment class were 91.42, while the average learn outcome of students in the control class was 81.36. So it can be conclude the learn outcome of students who learn mathematical algebraic material using the quantum teaching model are high the average learning outcome of students who learn using the direct learning model. Keywords: quantum teaching, mathematics learning outcome
Co-Authors A. Pesik Alfraldo Lahaube Amelia Luisa Mandey Anekke Pesik Anetha L.F. Tilaar Arlen R. Maneking Aurel Vania Karinda Axel Fricly Lompande Bangki, Nindy Titania Bitjoli, Oriental Queendika Bulegalangi, Silfia V. Chelsea Mikha Supit Dewira Christofel Dingkol, Andini Herlianti Erica T. C. Pakpahan Fauzi Virgiawan Lahinta Felma Jesicha Kakumboti Fiorentina D. C. Runturambi Gahung, Veiren Sitovaya Noviany Gledys Novrita Pakia Harry Trisakti Kunrade Helpmy Beba Herdiyansyah Dako Honeng Kahiking James U.L. Mangobi Jeane Mantiri Jhon R Wenas Jhon R. Wenas Jonly H. Rondonuwu Jorry F Monoarfa Jorry M. Monoarfa Junaedy, Reiner Aditia Christian Kakumboti, Felma Jesicha Kamu , Milytia C. Kandouw, Lady Julia Kaunang, Josua Joseph Bergkam Kembau, Rivaldy P. Lontaan, Angelita Virginia Lunemo, Mervi Mandey, Amelia Luisa Mangudis, Ivana Christin Manoppo, Adrian Efraim Marvel G. Maukar Mikhael R. V. Lioso Milytia Cristy Kamu mokosolang, efraim Monalisa Minggulina Markumbo Monoarfa, Jorry M. Nadhifatul Lailiyah Navel Oktaviandy Mangelep Nicky Kurnia Tumalun Niluh Norvi Natalia Nofita Telung Nofita Telung Noper Pamula Ofler Paulus Kodongan Ofler Paulus Kodongan Oltje T. Sambuaga Oltje Telly Sambuaga Oroh, Tesalonika M. Pai, Rijelio Nathanael Palenita Repi Patricia V. J. Runtu Philotheus E. A. Tuerah Regina N Pakpahan Rosiah J. Pulukadang Samalam, Sindita Selfie L. Kumesan Septima Marbun Sumarjanto, Priscilla Esther Christi Syintha Wangka Tambuwun, Andreyna D. Tania Gloria Sualang Tasya Aulia Putri Surantinoyo Timbuleng, Anggelina Friskilia Tongkeles, Fallen Christofel Umune, Meisperalda Perderika Varlina Fani Rantung Victor R. Sulangi victor Sulangi Victor Sulangi Vivian E. Regar Yulio Febrianto Tammu Yustika Sariamas