Simbolon, Erianti, Department of Chemistry, Faculty of Mathematics and Natural Science, State University of Medan (Indonesia)
Sinaga, Nurul Afni, Universitas Malikussaleh (Indonesia)
Sinaga, Parlindungan, Department of Physics Education, Faculty of Mathematics and Natural Science Education, Universitas Pendidikan Indonesia (Indonesia)
Sinaga, Parlindungan (Indonesia)
Sinaga, Parlindungan, Department of Science Education, Faculty of Mathematics and Science Education, Universitas Pendidikan Indonesia (Indonesia)
Sinaga, Tiona Febrianti, Universitas Negeri Medan (Indonesia)
Sinambela, Yehezkiel Octafiero, State University of Surabaya (Indonesia)
Singgih, Suwito (Indonesia)
Sinuraya, Wina Tiodora Br, Universitas Jambi (Indonesia)
Sirait, Jeliana Veronika, Universitas Jambi (Indonesia)
Sirojjuddin, Sirojjuddin (Indonesia)
Siska, Deassy (Indonesia)
Siska, Deassy, Universitas Malikussaleh (Indonesia)
Siska, Siska (Indonesia)
Siswanti, Irene Widya (Indonesia)
Siswanto, Joko, Master Program in Science Education, Postgraduate Faculty, Semarang PGRI University (Indonesia)
Siswanto, Joko (Indonesia)
Siswanto, Siswanto, Natural Sciences Education, Faculty of Teacher Training and Education, Tidar University (Indonesia)
Sitompul, Stepanus Sahala (Indonesia)
Sitompul, Stepanus Sahala (Indonesia)
Sitorus, Anggita Leontin (Indonesia)
Situmorang, Masni Veronika (Indonesia)
Sjaifuddin, Sjaifuddin, Pendidikan IPA, FKIP, Universitas Sultan Ageng Tirtayasa (Indonesia)
Sjaifuddin, Sjaifuddin, Jurusan Pendidikan IPA, FKIP, Universitas Sultan Ageng Tirtayasa (Indonesia)
Sjaifuddin, Sjaifuddin (Indonesia)

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ISSN: 2720-9458