Vol. 8 No. 2 (2026): OCTOBER 2026 EDITION

Articles

• Effect of Freshwater Fish Species on Lemea Chemical and Organoleptic Characteristics for Ethnoscience-Based Chemistry Learning

  Syera Verlita, Dewi Handayani, Annisa Puji Astuti, Bhakti Karyadi, Aprina Defianti, Deni Parlindungan

  148 - 163

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• Validity of the Guided Inquiry-Based Laboratory Worksheet on Hydrocarbon Type Tests on Orange Peels (Citrus spp.)

  Berlian Sri Rahayu, Hokcu Suhanda, Asep Suryatna

  164 - 177

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• The Influence of Project Based Learning and Self-Efficacy on Critical Thinking Skills in Basic Distillation and Analytical Separation Material

  Denora Situmorang, Muhammad Naswir, Wilda Syahri, Haryanto

  178 - 190

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• Development and Feasibility Evaluation of a Chemo-Entrepreneurship-Oriented Student Worksheet on Reaction Rates

  Deis Reni, Asrial, Diah Riski Gusti, Haryanto

  191 - 204

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• Limited-Scale Implementation of a Guided Inquiry Worksheet for Identifying Buffer Properties in Mouthwash

  Ica Amelia, Hokcu Suhanda, Asep Suryatna

  205 -218

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• Analysis of Student Motivation and Learning Outcomes with Kahoot-Assisted PjBL and IBL Models on Hydrocarbon Materials

  Siti Rahmah Ningrum Siregar, Freddy Tua Musa Panggabean

  219 - 231

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• Analysis of Students’ Mathematical Ability through Inquiry-Based Learning and Discovery Learning Assisted by Wordwall Media to Enhance Learning Interest and Learning Outcomes

  Rada Regina Purba, Freddy Tua Musa Panggabean

  232 - 242

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• Development of Intertextual Learning Videos on the Concept of Exothermic and Endothermic Processes

  Dika Fauziah, Tuszie Widhiyanti, Wiji

  243 - 258

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• Development of STEM-PjBL Digital Learning Material Integrated with Mandailing Ethnoscience for Developing Students’ Critical Thinking Skills

  Ani Sutiani, Ratu Evina Dibyantini, Mutiara Agustina Nst, Dwy Puspita Sari, Rida Anastasia Nasution

  259 - 273

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• Development and Validation of an AR-PBL Local Wisdom-Based Colloid Chemistry Module

  Muhammad Isa Siregar, Jam’an Fahmi, Wulan Dwi Safitri, Chairuna, Nazwa Ramadhani, Nazwa Asti Azura, Mella Amilasti Naila, Rina Syadilla

  274 - 287

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• Development of Chemistry Practical Guide: Integration of PjBL with Augmented Reality Technology in Electrolysis Practical

  Ahmad Fauzi Syahputra Yani, Muhammad Khalil

  288 - 298

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• Designing Diagnosis-Informed Microlearning with AI-Feedback for Stoichiometry Learning

  Jaman Fahmi

  299 - 316

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• The Effectiveness of Deep Learning-Based PjBL on Students' Reasoning Ability and Motivation in the Science Curriculum Analysis Course

  Erna Helena Marsaulina Tampubolon, Febrina Lumbantobing

  317 - 325

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• Problem-Based Worksheets Integrated with Corn Cob Adsorbent Experiments in Chemistry Education

  Milatul Afifah, Yulia Sukmawardani, Ade Yeti Nuryantini, Rofiqoh Laila Qodariyah, Riri Aisyah, Citra Deliana Dewi Sundar

  326 - 337

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• Pedagogical Readiness of Chemistry Teachers in Implementing Ethno-STEM Learning

  Fahmi Ali, Masrid Pikoli, Netty Ino Ischak, Akram La Kilo, Yuszda K. Salimi, Deasy Natalia Botutihe

  338 - 348

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• Development of a PjBL-STEM General Chemistry Module Integrated with Electroplating for Redox and Electrolysis

  Merlin Merlin, Muliadi, Deasy Liestianty, Dira Ayu Annisa

  349 - 360

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• Development and Validation of a Critical Thinking Test Instrument on Acid-Base for Senior High School Students

  M. Raidil, Agustina Simorangkir

  361 - 375

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• Digital Image Colorimetry for Natural Dye and Pigment Color Quantification: A Systematic Review

  Fitria Sagita, M. Lutfi Firdaus, Euis Nursaadah

  376 - 389

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• The Effect of the Discovery Learning Model on Students' Cognitive Learning Outcomes in Acid-Base Material

  Muhammad Azrun, Sitti Fatimah Ramadhani, Apriani Sulu Parubak, Christiana Niken Larasati, Muhammad Fajar Islam

  390 - 398

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• Developing a PBL-Based E-LKPD Integratung Local Temperature Data to Improve Global Warming Conceptual Understanding

  Qomaria Alfera, Henny Johan, Silvia Syeptiani, Rendy Wikrama Wardana, Annisa Puji Astuti

  399 - 415

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• Development of Project-Based Learning Resources Integrated with Virtual Laboratory to Enhance Higher-Order Thinking Skills in HPLC Teaching

  Helena Maharani Munthe, Manihar Situmorang, Jamalum Purba

  416 - 420

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• The Effect of Guided Inquiry Assisted by eXe Learning on Critical Thinking and Learning Outcomes of Buffer Solution

  Risa Afrianti Sembiring, Nurfajriani, Ramlan Silaban

  421 - 425

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• Culturally Responsive Teaching (CRT) Approach to Improve Science Literacy on Carbohydrate Materials

  Tiurlina Siregar, Freddy Tua Musa Panggabean, Natalia Debora Silpa Kelmaskosu

  426 - 432

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