Agus Suyatna
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Analysis of Project-Based Problem-Solving Skills of Optical Equipment Materials with Heller and Heller Steps Viyanti, Viyanti; Rizki Eka Shintya; Undang Rosidin; Agus Suyatna; Noor Farawahidah
Jurnal Pendidikan IPA Indonesia Vol. 14 No. 2 (2025): June 2025
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jpii.v14i2.23810

Abstract

Problem-solving skills are a crucial competency in physics learning, but assessments of optical instrument materials often focus solely on routine tasks and final project results, without incorporating integrated project-based assessment tools. This study aims to analyze students' problem-solving skills using a project-based assessment on optical instrument materials, following the steps outlined by Heller and Heller. This study employed descriptive research with 64 eleventh-grade students as subjects. The assessment instruments were developed based on problem-solving indicators, as outlined by Heller and Heller, including problem focus, problem description, solution planning, plan implementation, and solution evaluation. Data were collected through observation of students' learning activities and analyzed using descriptive statistics in the form of achievement percentages. The study's results demonstrated a high level of validity, as verified by experts, and a high level of practicality, supported by positive responses from students. Problem-solving indicators, including focus on the problem, solution planning, plan implementation, and solution evaluation, achieved an average of 82% (very good category), while the problem description indicator achieved 77% (good category). These findings suggest that project-based assessment tools have potential in supporting the development of students' problem-solving skills, although they need to be strengthened in terms of physically describing problems. This study contributes to the alignment of project-based problem-solving indicators, offering a process-oriented and contextual approach to assessing cognitive skills. Further research is recommended to test the effectiveness of PjBL directly on improving students' problem-solving skills through experimental designs with control groups, as well as the development of more adaptive digital instruments for application in 21st-century physics education.  
Co-Authors Abdurahman Abdurrahman Abdurrahman - Adelia Aris Setiawati Agnes Amila Wigati Aldi Setia Utama Anggit Wikcaksono Anjar Septiani Anna Yunizea Apri Dwi Sulistyo Ardy Permana Arina Khusnayain Arnoldus Tedi P Asep Sunantri Asih Sundari B. Anggit Wicaksono Badri Rahmatulloh Chandra Ertikanto Deny Kurniawan Desma Viana Sari Dian Ekasari Dian Sahri Ramadhan Dian Tiara Wulandari Dimas Permadi Dita F. Karlinda Dita Haryaningtias Dwi Gunawan Dwi Pratama Dwi Siti Sholeha Eka Natalia Eka Prastia Eko Hari Tiarto Eko Suyanto Endang Fitriyanti Eria Puspita Ernisa Pratiwi Erwin Wijaya Fajar Swasono Fera Novrizawati Ferdinan Misaffin Feriansyah Sesunan Feriyansyah Sesunan Hafidhuddin Zarkasi Hanastia Barokah Henni Susiani Hervin Maulina I Dewa Putu N I Dewa Putu Nyeneng Ide Lia Marzuki Imas Setiana Esti Galih Inayah Rahmawati Indah Palupi Irfan Himawan Ismu Sukamto Ismu Wahyudi Junia Yurika Kartini Herlina Ketut Pudjawan Laksono Trisnantoro Liza Fitri M Khoirul Aulia M. Irvan Haekal Mahya Zuhrowati Masda Lena Mawar Oktivina Meitri Astuti Merry Laraswati Munirul Ikhwan Mursidi Mursidi Nengah Maharta Ni Wayan Santi Nike Yuni Winanti Nikmatul Khoiriyah Niswatul Khoiriyah Noor Fadiawati Noor Farawahidah Nova Lusiana Novita Asma Ilahi Nurrohman Nurrohman Pramita Sylvia Dewi Purwanti Budi Utami Rara Novita Ratih Sukmawati Rettya Aries Tissi Rizki Eka Shintya Rizkiyana Rizkiyana Rizky Syarifah Rosiati Hutagalung Rogandi Damayanto Romy Desmara Fendi Rosita Wati Septa Niti Susanti Tiara Indriani Umu Nailil Alaini Undang Rosidin Viyanti - Viyanti Viyanti Viyanti Viyanti Viyanti Viyanti Wayan Suana Widi Wiriadipraja Yani Suryani Yunanto Nur Afandi