Kordigel, T. (2012). THE COLLATERAL DAMAGE OF INFORMAL LEARNING, CREATION OF IDENTITY THROUGH THE MEDIA. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 46. presented at the October/2012. doi:https://doi.org/10.33225/pec/12.46.61

Márquez, L. M. T., Llinás, J. G., & Macías, F. S. (2017). COLLABORATIVE LEARNING: USE OF THE JIGSAW TECHNIQUE IN MAPPING CONCEPTS OF PHYSICS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 75(1), Continuous. presented at the February/2017. doi:https://doi.org/10.33225/pec/17.75.92

Takagi, Y., Batten, P., & Rattenborg, K. (2020). A COLLABORATIVE EXCHANGE TO IMPROVE EARLY CHILDHOOD EDUCATION OUTCOMES. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 78(6A), Continuous. presented at the December/2020. doi:https://doi.org/10.33225/pec/20.78.1126

Psunder, M. (2009). COLLABORATIVE CULTURE AS A CHALLENGE OF CONTEMPORARY SCHOOLS. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 14. presented at the October/2009. Retrieved from http://oaji.net/articles/2014/457-1393668766.pdf

Tzivinikou, S. (2015). COLLABORATION BETWEEN GENERAL AND SPECIAL EDUCATION TEACHERS: DEVELOPING CO-TEACHING SKILLS IN HETEROGENEOUS CLASSES. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 64, Discontinuous. presented at the April/2015. doi:https://doi.org/10.33225/pec/15.64.108

Zulu, E., Haupt, T., & Tramontin, V. (2018). COGNITIVE LOADING DUE TO SELF-DIRECTED LEARNING, COMPLEX QUESTIONS AND TASKS IN THE ZONE OF PROXIMAL DEVELOPMENT OF STUDENTS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 76(6), Continuous. presented at the December/2018. doi:https://doi.org/10.33225/pec/18.76.864

McCloughlin, T. (2015). CLOSENESS OF FIT TO THE IDEAL: CLASSIFICATION AND SIMILARITY OF TEACHERS’ REFLECTIONS USING MULTI-DIMENSIONAL SCALING. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 67, Discontinuous. presented at the October/2015. doi:https://doi.org/10.33225/pec/15.67.72

Fiksl, M., & Aberšek, B. (2014). CLASSROOM CLIMATE AS A PART OF CONTEMPORARY DIDACTICAL APPROACHES. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 61, Discontinuous. presented at the October/2014. doi:https://doi.org/10.33225/pec/14.61.28

Davidovitch, N., & Yavich, R. (2022). CLASSROOM CLIMATE AND STUDENT SELF-EFFICACY IN E-LEARNING. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 80(2), Continuous. presented at the April/2022. doi:https://doi.org/10.33225/pec/22.80.304

Kurniawan, C., Setyosari, P., Kamdi, W., & Ulfa, S. (2019). CLASSIFICATION OF ENGINEERING STUDENTS' SELF-EFFICACY TOWARDS VISUAL-VERBAL PREFERENCES USING DATA MINING METHODS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 77(3), Continuous. presented at the June/2019. doi:https://doi.org/10.33225/pec/19.77.349

Alberto León Gutiérrez Tamayo. (2011). CITIZEN FORMATION FROM THE PEDAGOGICAL POTENTIAL OF THE STUDIES OF THE TERRITORY. 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=2593978

Tomšik, R. (2019). CHOOSING TEACHING AS A PROFESSION: VALIDATION OF AN SMVUP-4-S ASSESSMENT TOOL. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 77(4), Continuous. presented at the August/2019. doi:https://doi.org/10.33225/pec/19.77.545

Tomšik, R., & Gatial, V. (2018). CHOOSING TEACHING AS A PROFESSION: INFLUENCE OF BIG FIVE PERSONALITY TRAITS ON FALLBACK CAREER. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 76(1), Continuous. presented at the February/2018. doi:https://doi.org/10.33225/pec/18.76.100

Kukk, A., Talts, L., & Sikka, H. (2008). CHILDREN`S SOCIAL DEVELOPMENT IN PRESCHOOL AND AT THE END OF THIRD GRADE. 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/2014/457-1392233708.pdf

Kordigel Aberšek, M., Ropič, M., & Hus, V. (2009). CHILDREN’S LITERATURE, TEACHERS AND INTEGRATIVE EDUCATION: THEORY AND SCHOOL REALITY. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 14. presented at the October/2009. Retrieved from http://oaji.net/articles/2014/457-1393668526.pdf

Škoda, J., & Doulík, P. (2007). CHILDREN’S CONCEPTS RESEARCH OF SELECTED COMMON PHENOMENA FROM PHYSICS AND CHEMISTRY AT ELEMENTARY SCHOOLS. 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/2014/457-1392218597.pdf

Leino, M. (2011). THE CHILD FRIENDLY SCHOOL: AN IDEA VERSUS REALITY. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 29. presented at the May/2011. Retrieved from https://oaji.net/articles/2014/457-1405178748.pdf

Pernaa, J., & Aksela, M. (2009). CHEMISTRY TEACHERS' AND STUDENTS' PERCEPTIONS OF PRACTICAL WORK THROUGH DIFFERENT ICT LEARNING ENVIRONMENTS. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 16. presented at the November/2009. Retrieved from http://oaji.net/articles/2014/457-1396707455.pdf

Böhmová, H., Urválková, E., & Šulcová, R. (2009). CHEMISTRY FOR SOCIETY: NEW EMPHASIS IN EDUCATION. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 11. presented at the May/2009. Retrieved from http://journals.indexcopernicus.com/abstract.php?icid=886197

Böhmová, H., & Roštejnská, M. (2009). CHEMISTRY FOR GIFTED AND TALENTED: ON-LINE COURSE ON TALNET. 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/2014/457-1392408099.pdf

Böhmová, H., & Šulcová, R. (2007). CHEMISTRY EXPERIMENT IN DISTANCE EDUCATION. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 2. presented at the September/2007. Retrieved from http://oaji.net/articles/2014/457-1392219751.pdf

Nascimento, M. G., Alves, G. N. G., & Marco Antonio Bueno Filho. (2015). CHEMICAL CONCEPTS IN MOTION: THE ROLE OF COLLECTIVE SCHEMES ON THE LEARNING ABOUT INTERMOLECULAR INTERACTIONS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 68, Discontinuous. presented at the December/2015. doi:https://doi.org/10.33225/pec/15.68.64

Santos, V. C., & Arroio, A. (2013). CHARACTERIZATION OF THE DEVELOPMENT OF A COMMUNITY OF PRACTICE TO SUPPORT PRE-SERVICE CHEMISTRY TEACHERS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 57, Discontinuous. presented at the December/2013. doi:https://doi.org/10.33225/pec/13.57.124

Shabalala, N. P., Hebe, H., & Mnguni, L. (2023). CHARACTERIZATION OF CURRICULUM LEADERSHIP BY SOUTH AFRICAN SCHOOL LEADERS AND TEACHERS IN ENVIRONMENTAL EDUCATION. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 81(3), Continuous. presented at the June/2023. doi:https://doi.org/10.33225/pec/23.81.401

Palla, L., & Vallberg Roth, A. C. (2018). CHARACTERISTICS OF PRESCHOOL TEACHING IN LANGUAGE, COMMUNICATION AND MULTILINGUALISM: EXPRESSIONS FROM TEN SWEDISH MUNICIPALITIES. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 76(2), Continuous. presented at the April/2018. doi:https://doi.org/10.33225/pec/18.76.189