McCloughlin, T. J. J., & Matthews, P. S. C. (2012). REPERTORY GRID ANALYSIS AND CONCEPT MAPPING: PROBLEMS AND ISSUES. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 48. presented at the November/2012. doi:https://doi.org/10.33225/pec/12.48.91

Mihelač, L. (2008). THE REQUESTS OF THE MULTICULTURAL SOCIETY ON TRANSFORMATION OF A CONTEMPORARY MUSIC TEACHER. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 4. presented at the February/2008. Retrieved from http://oaji.net/articles/2014/457-1392222598.pdf

Llanos, V. C., & Otero, M. R. (2013). THE RESEARCH AND STUDY PATHS IN THE SECONDARY SCHOOL: THE CASE OF THE POLYNOMIAL FUNCTIONS OF THE SECOND DEGREE. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 52. presented at the March/2013. doi:https://doi.org/10.33225/pec/13.52.60

Brevik, L. M. (2013). RESEARCH ETHICS: AN INVESTIGATION INTO WHY SCHOOL LEADERS AGREE OR REFUSE TO PARTICIPATE IN EDUCATIONAL RESEARCH. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 52. presented at the March/2013. doi:https://doi.org/10.33225/pec/13.52.07

Benes, P., Mudrak, D., Prochazka, J., Rambousek, V., & Stipek, J. (2008). RESEARCH OF ICT EDUCATION IN THE CZECH REPUBLIC. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 5. presented at the April/2008. Retrieved from http://oaji.net/articles/2014/457-1392223482.pdf

Holubová, R. (2008). RESEARCH OF NEW FORMS OF COMPETITIONS IN FOSTERING THE CREATIVITY OF YOUTH. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 6. presented at the May/2008. Retrieved from http://oaji.net/articles/2014/457-1392233509.pdf

Mrázová, V., & Müller, L. (2010). RESEARCH ON USING THE INTERNET IN CHEMISTRY TEACHING. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 24. presented at the October/2010. Retrieved from https://journals.indexcopernicus.com/search/article?articleId=2594539

Baptista, M. (2014). RESEARCHING PRACTICE AND COLLABORATION AS A MEANS TO PROMOTE INQUIRY IN SCIENCE TEACHING. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 59, Discontinuous. presented at the April/2014. doi:https://doi.org/10.33225/pec/14.59.05

Alexander Cely Rodríguez. (2011). RESEARCHING SCHOOL GEOGRAPHY: EXPERIENCES AND POSSIBILITIES. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 27. presented at the March/2011. Retrieved from https://journals.indexcopernicus.com/search/article?articleId=2593991

Nezvalová, D. (2011). RESEARCHING SCIENCE TEACHER PEDAGOGICAL CONTENT KNOWLEDGE. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 35. presented at the November/2011. Retrieved from http://journals.indexcopernicus.com/abstract.php?icid=968808

Mumba, F., Chabalengula, V. M., Wilson, E., Carver, J., & Hunter, W. (2009). RESIDENT SCIENTISTS’ CONCEPTIONS OF SCIENCE TEACHING. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 11. presented at the May/2009. Retrieved from http://oaji.net/articles/2014/457-1392408821.pdf

Mumba, F., Mbewe, S., Sasser, S., Chabalengula, V. M., & Wilson-Miles, E. (2009). RESIDENT SCIENTISTS’ CURRICULUM AND INSTRUCTIONAL DECISIONS FOR HIGH SCHOOL CLASSROOMS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 17. presented at the November/2009. Retrieved from http://oaji.net/articles/2014/457-1399915014.pdf

Mezhennaya, N. M., & Pugachev, O. V. (2018). ON THE RESULTS OF USING INTERACTIVE EDUCATION METHODS IN TEACHING PROBABILITY THEORY. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 76(5), Continuous. presented at the October/2018. doi:https://doi.org/10.33225/pec/18.76.678

Bureš, V., Griffin, D., Hackett, D., Kročitý, P., & Kubička, E. (2011). RETHINKING OF KNOWLEDGE MANAGEMENT INTRODUCTION AT TEACHING UNIVERSITIES: THE FRAMEWORK DEVELOPMENT. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 32. presented at the July/2011. doi:https://doi.org/10.33225/pec/11.32.33

Chang, C. C., & Silalahi, S. M. (2017). A REVIEW AND CONTENT ANALYSIS OF MATHEMATICS TEXTBOOKS IN EDUCATIONAL RESEARCH. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 75(3), Continuous. presented at the June/2017. doi:https://doi.org/10.33225/pec/17.75.235

Ukwoma, S. C., & Ngulube, P. (2021). REVIEW OF THE STATE OF METHODOLOGICAL TRENDS IN OPEN AND DISTANCE LEARNING LITERATURE 2009-2018. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 79(2), Continuous. presented at the April/2021. doi:https://doi.org/10.33225/pec/21.79.296

Capinding, A. T. (2023). REVOLUTIONIZING PRE-CALCULUS EDUCATION: PHOTOMATH'S AI-POWERED MATHEMATICS TUTORSHIP. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 81(6), Continuous. presented at the December/2023. doi:https://doi.org/10.33225/pec/23.81.758

Čeretková, S., Šedivý, O., Molnár, J., & Petr, D. (2008). THE ROLE AND ASSESSMENT OF TEXTBOOKS IN MATHEMATICS EDUCATION. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 6. presented at the May/2008. Retrieved from http://oaji.net/articles/2014/457-1392232942.pdf

Olcar, D., Ljubin Golub, T., & Rijavec, M. (2021). THE ROLE OF ACADEMIC FLOW IN STUDENTS' ACHIEVEMENT AND WELL-BEING. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 79(6), Continuous. presented at the December/2021. doi:https://doi.org/10.33225/pec/21.79.912

Farías, D. M., & Arroio, A. (2012). THE ROLE OF BIOGRAPHIES IN CHEMISTRY EDUCATION AND ITS CONTRIBUTION TO UNDERSTANDING HOW SCIENTISTS AND SCIENCE WORKS. Problems of Education in the 21st Century, Problems of Education in the 21st Century. presented at the December/2012. Retrieved from http://journals.indexcopernicus.com/abstracted.php?level=5&icid=1025544

Farías, D. M., & Arroio, A. (2012). THE ROLE OF BIOGRAPHIES IN CHEMISTRY EDUCATION AND ITS CONTRIBUTION TO UNDERSTANDING HOW SCIENTISTS AND SCIENCE WORKS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 50, Discontinuous. presented at the December/2012. doi:https://doi.org/10.33225/pec/12.50.14

Nikoçeviq, E. (2012). THE ROLE OF CAPACITY- BUILDING FOR SCHOOL DECENTRALIZATION IN KOSOVO. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 41. presented at the April/2012. doi:https://doi.org/10.33225/pec/12.41.52

Arroio, A. (2007). THE ROLE OF CINEMA INTO SCIENCE EDUCATION. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 1. presented at the August/2007. Retrieved from http://oaji.net/articles/2014/457-1392217413.pdf

Horvat, S. A. (2020). THE ROLE OF COMPLEXITY IN TEACHING. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 78(6), Continuous. presented at the December/2020. doi:https://doi.org/10.33225/pec/20.78.881

Lőre, V., & Bencsik, A. (2008). THE ROLE OF EDUCATION SYSTEM IN KNOWLEDGE TRANSFER AMONG YOUNG PEOPLE. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 6. presented at the May/2008. Retrieved from http://oaji.net/articles/2014/457-1392233773.pdf