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Journal : M A T H L I N E : Jurnal Matematika dan Pendidikan Matematika

Development of Open Ended Based Mathematics E-Modules to Enhance Students' Critical Thinking Ability Purwoko, Riawan Yudi; Kusumaningrum, Betty; Laila, Annis Nur; Astuti, Erni Puji
Mathline : Jurnal Matematika dan Pendidikan Matematika Vol. 8 No. 1 (2023): Mathline
Publisher : Universitas Wiralodra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31943/mathline.v8i1.337

Abstract

In the current era of globalization, students' critical thinking skills are still low, so teaching materials that support learning are needed. In the learning process, educators have not developed teaching materials that are following technological advances, and existing teaching materials use more routine questions so that students only accept and follow the flow and rules rather than experimenting and finding answers or solutions on their own. Therefore, this study aims to produce an open-ended based mathematics e-module product on a system of two-variable linear equations for class VIII students of junior high school, to determine the feasibility of the product in terms of valid, practical, and effectiveness, to determine the increase in students' critical thinking skills after using e-module. This is development research with the ADDIE model (Analysis, Design, Development, Implementation, and Evaluation). This research was conducted at a Public Middle School in Purworejo for the 2021/2022 academic year. The data collection technique in this study was carried out through questionnaires and tests. The instruments used in this study were validation sheets, questionnaires, and tests. Data analysis techniques use validity, practicality, and effectiveness tests. The results of this study are open-ended-based mathematics e-modules to improve students' critical thinking skills. The product test results showed that the e-module validity score obtained a percentage of 80% from material experts and 82.5% from media experts. The results of the practicality test of the e-module obtained a percentage of 78% from the limited test and a percentage of 74% from the wide test. The results of the effectiveness of open-ended-based mathematics e-module products, namely the N-Gain test, obtained 0.6 in the medium category. The data shows that the e-module developed in this study is categorized as feasible. Students' critical thinking skills after using open-ended-based mathematics e-modules have increased.
Co-Authors Achmad Chuseri Aci Primartadi Adhy Pradana Adi Amin Gunawan Ageng Triyono Agung Slamet Kusmanto Agustri Amelia Fajarwati Ahsyariyah Zulfi Hafidhoh Alekseevna, Ekaterina Konstina Alifiya Nur Faidah Amaliyah, Dina Inti Anastasia Victri Dewi Mentaru Andriani, Evana Anjarini, Titi Anthara, I.Made Aryantha Aprilia Nurul Chasanah Ari Fajar Isbakhi Arif Susanto Ariyadi Wijaya Awal Mulia Rachmanto Bambang Priyo Darminto Bambang Priyo Darminto Basuki Basuki Betty Kusumaningrum Budiyono Budiyono Budiyono Budiyono Cristiana, Dwi Indah Dafid Slamet Setiana Denik Agustito Desmita Ratriana Devi, Natalia Chyntia Dhimas Nur Setyawan Dian Eka Pratiwi Diana, Ade Eka Dini Ken Rumantiningsih Dita Yuzianah Dita Yuzianah Diyah Choirina Dominikus Arif Budi Prasetyo Dwi Indah Cristiana Dwi Indah Cristiana Dwi Jatmoko Edi Riyanto Edi Sunjayanto Masykuri, Edi Sunjayanto Elma Joelian Erni Puji Astuti Erni Puji Astuti Erni Puji Astuti Erni Puji Astuti Erni Puji Astuti Erni Puji Astuti Eva Lasfiani Faradila, Lisa Farida Hanum Febriyanti, Iddha Feranika Oftaviani Fitri Ma’rufah Hafidzah Diina Hakiki Hapsari Dika Pratiwi Hartiwi, Rani Hasan Basri Hasanah, Huriah Heru Kurniawan Ika Khoirunisa Ika Novianti Ika Purwaningsih, Wharyanti INDAH EKA PRATIWI Irham Taufiq Isnaeni Fatmawati Istikomah Istikomah Jayanti Putri Purwaningrum Khoeriah, Faridatul Krida Singgih Kuncoro Kurniawan, Nashrudin Kusniawati, Yulia Kusumaningrum, Betty Laila, Annis Nur Latifah Nur Ahyani Lilis Setianingsih Mahmudi, Muhamad Mahzun Malinda, Aditya Masro?ah, 'Izzatul Medita Wahyu Sintiya Medita Wahyu Sintiya Meta Citra Amanda Muflikhul Khaq Muflkhul Khaq Mujiyem Sapti Mujiyem Sapti Munawaroh, Shintia Dwi Nafasya Mufrodatu Nafus Nafi’ Inayati Zahro Niken Hajar Indah Sari Nikitina, Alena Yurevna Nila Kurniasih Nila Kurniasih Ningsih, Singgih Tresna Nofita Nur Ngazizah Nurcholifah, Siti Nurlaela, Latifah Nurul Chusna Nurul Hidayah Nuryadi, Nuryadi Oktafianti, Riani Ika Petrovna, Olga Alexandrovna Prasetyo Budi Darmono Puji Nugraheni puji Nugraheni Puji Nugraheni Purnawan Purnawan Purwaningsih, Wharyanti Ika Putri Purwaningrum, Jayanti Rahayu, Wita Rahmawati, Rosita Rani Puspita Retno Utari Riani Ika Oktafianti Rieza Indriani Rintis Rizkia Pangestika Riyanto, Edi Robiyah, Siti Rusdyi Habsyi Rusmin R. M. Saleh Saryati Saryati Sekar Kinanthi Shafira Hidayah Siti Nurcholifah Siti Nurhidayati Sri Setiyawati Sriyono Sriyono Sriyono Sriyono, Sriyono Sugiman Sumaryani, Eka Supriyono Supriyono Supriyono Supriyono Susianti, Elena Sutono, Sugoro Bhakti Suyoto Suyoto Suyoto Syafarina Nadhilah Syafarina Nadhilah Taufik, Arohman Teguh Wibowo Thomas Amin Titi Anjani Titi Anjarini Titi Anjarini Titi Anjarini Tri Swaraswati Tuntun Asmara Setyaning Jati Umi Wasilatur Rohmah Wharyanti Ika Purwaningsih, Wharyanti Ika Wijayanti, Ayu Wiwit Agus Triyanto Wulandari, Dyah Utami Yosep Efendi Yudianto, Muhammad Irfan Bagus Zainal Arifin Zumrotus Sholihah Fahrudin