Kadarohman, Asep, Department of Chemistry Education, Universitas Pendidikan Indonesia, Bandung (Indonesia)
Kadirhanoğulları, Meryem Konu, Social Sciences Vocational School, Kafkas University, Kars (Turkey)
Kalemkuş, Jale, Science Education, Kafkas University, Kars (Turkey)
Kan, Adnan, Guidance and Psychological Counseling Department, Gazi University (Turkey)
Kandemir, Raif, Department of Geological Engineering, Faculty of Engineering, Recep Tayyip Erdogan University, (Turkey)
Kara, Pelin Gül, Department of Elementary Education, Faculty of Education, Giresun University, Giresun (Turkey)
Kara, Yilmaz, Department of Science Education, Faculty of Education, Bartin University, Bartin (Turkey)
Karaaslan, Emre Harun, Naci Topçuoğlu Vocational High School, Gaziantep University,Gaziantep (Turkey)
Karaca, Melek, Institute of Educational Sciences, Erciyes University, Kayseri (Turkey)
Karagölge, Zafer, Faculty of Education, Atatürk University (Turkey)
Karakaya, Ferhat, Science Education Department, Faculty of Education, Yozgat Bozok University, Yozgat, (Turkey)
Karakoyun, Gülen Önal, Program of Chemistry Technology, Muradiye Vocational High School, VanYüzüncü Yıl University, Muradiye, Van (Turkey)
Karal, Işık Saliha, Mathematics and Science Education, Giresun University (Turkey)
Karamustafaoğlu, Orhan, Department of Mathematics & Science Education, Faculty of Education, Amasya University, Amasya, Turkey (Turkey)
Karataş, Faik Özgür, Mathematics and Science Education Department, Fatih Education Faculty, Trabzon University, Trabzon (Turkey)
Karataş, Faik Özgür, Department of Mathematics and Science Education, Faculty of Education, Trabzon University, Trabzon (Turkey)
Kargin, Pınar Deniz, Biology Education Division, Department of Mathematics & Science Education, Kâzım Karabekir Education Faculty, Atatürk University, 25240 Erzurum, Turkey
Karomah, Ana Syafrotul, Magister Biology Education, Faculty of Mathemathics and Sciences, Jakarta State University, Jakarta (Indonesia)
Karsli Baydere, Fethiye, Department of Mathematics and Science Education, Faculty of Education, Giresun University, Giresun (Turkey)
Kartal, Büşra, Department of Mathematics and Science Education, Faculty of Education, Kırşehir Ahi Evran University, Kırşehir (Turkey)
Kartini, Firdha Sarah, Universitas Pendidikan Indonesia (Indonesia)
Kavak, Tuğçe, Department of Mathematics and Science Education, Faculty of Education, Fırat University, Elazığ (Turkey)
Köse, Esra Özay, Kazım Karabekir Education Faculty, Ataturk University, Erzurum. (Turkey)
Küçük, Osman, 2Department of Animal Nutrition, Faculty of Veterinary, University of Fırat, 23100 Elazıǧ (Turkey)
Keçeci, Gonca, Department of Mathematics and Science Education, Faculty of Education, Firat University, Elaziğ, Turkey (Turkey)
Keçeci, Gonca, Department of Mathematics and Science Education, Faculty of Education, Fırat University, Elazığ (Turkey)
Kesimal, Adem, Çayeli Fen Lisesi, MEB, Rize (Turkey)
Keskin, Bülent, Cayirli Vocational School, Erzincan Binali Yildirim University, Erzincan. (Turkey)
Khotimah, Siti Nurul, Master of Physics Teaching Study Program, Faculty of Mathematics and Science, Institut Teknologi Bandung, Bandung (Indonesia)
Khotimah, Tiara Husnul, Department of Mathematics, Faculty of Science and Technology, Universitas Al-Azhar Indonesia, Jakarta, Indonesia (Indonesia)
Kijkuakul, Sirinapa (Thailand)
Kirici, Merve Gül, Department of Primary Education, Faculty of Education, Van Yuzuncuyil University, Van (Turkey)
KIRYAK, Zeynep, Fatih Faculty of Education, Trabzon University, Turkey (Turkey)
Koçak, Gülşen, Department of Mathematics and Science Education, Kazim Karabekir Education Faculty, Ataturk University, Erzurum, Turkey (Turkey)
Kolomuc, Ali, Faculty of Education, Artvin Coruh University (Turkey)
Konkuş, Özge Ceylan, Turkish Ministry of National Education (Turkey)
Korkman, Nurullah, Republic Middle School (Turkey)
Korur, Fikret, Department of Mathematics and Science Education, Faculty of Education, Burdur Mehmet Akif Ersoy University, Burdur (Turkey)
Kul, Hasan Hüseyin, Science Teacher, Ministry of National Education, Niğde (Turkey)
Kumdang, Pitukpong, Faculty of education, Naresuan University
Kurniawan, Muhammad Ali, Universitas Negeri Malang (Indonesia)
Kurniawan, Yudi, Doctoral Program of Science Education, STKIP Singkawang, Singkawang (Indonesia)
Kurt, Müzdelife, Gazi University (Turkey)
Kurt, Sevill, Department of Mathematics and Science Education, Faculty of Education, Recep Tayyip Erdogan University, Rize (Turkey)
Kurt, Uluhan, Ömer Nasuhi Bilmen Middle School, Ministry of National Education, Erzurum (Turkey)
Kuswanto, Heru, Department of Physics Education,Faculty of Mathematics and Natural Sciences,Universitas Negeri Yogyakarta,Yogyakarta, Indonesia (Indonesia)
Kutluca, Ali Yigit, Elementary Education Department of Classroom Teaching, Faculty of Education, Istanbul Aydin University, Istanbul 34000, Turkey (Turkey)
Kutluca, Ali Yigit, Primary School Teacher Education, Faculty of Education/Department of Elementary Education, Istanbul Aydin University, Istanbul (Turkey)
Kırbağ Zengin, Fikriye, Institute of Education Sciences, Firat University, Elaziğ, Turkey (Turkey)
Kızkapan, Oktay, Department of Educational Sciences, Faculty of Education, Nevşehİr Haci Bektaş Velİ University, Turkey (Turkey)
Kızılaslan, Aydın, Department of Special Education, Faculty of Education, Agri Ibrahim Cecen University, Agri (Turkey)