Arroio, A. (2020). THE VALUE OF EDUCATION IN THE CONTEXT OF COVID-19 PANDEMIC. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 78(3), Continuous. presented at the June/2020. doi:https://doi.org/10.33225/pec/20.78.309

Arroio, A. (2019). EDUCATION AS A HUMAN RIGHT AGAINST HATE SPEECH AND INTOLERANCE. 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/19.77.314

Arroio, A. (2019). FOSTERING PEACE CULTURE BY INTERCULTURAL DIALOGUE IN EDUCATION. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 77(5), Continuous. presented at the October/2019. doi:https://doi.org/10.33225/pec/19.77.568

Arroio, A. (2017). IS MEDIA LITERACY AN URGENT ISSUE IN EDUCATION FOR ALL?. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 75(5), Continuous. presented at the October/2017. doi:https://doi.org/10.33225/pec/17.75.416

Colagrande, E. A., de Martorano, S. A. A., & Arroio, A. (2017). VIEWS OF A GROUP OF PRE-SERVICE SCIENCE TEACHERS ON THE USE OF EXPERIMENTAL ACTIVITIES IN SCIENCE TEACHING. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 75(6), Continuous. presented at the December/2017. doi:https://doi.org/10.33225/pec/17.75.525

Arroio, A. (2015). IS EDUCATION THE SOLUTION TO PROBLEMS IN AFRICA?. 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/15.64.04

Mauaie, C., Ito, L. S., & Arroio, A. (2014). MEDIA LITERACY AND HEALTH EDUCATION: EMPOWERING TEACHERS IN THE REPUBLIC OF MOZAMBIQUE. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 60, Discontinuous. presented at the July/2014. doi:https://doi.org/10.33225/pec/14.60.114

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

Ferreira, C., Baptista, M., & Arroio, A. (2013). INTEGRATING VISUALIZATIONS IN SCIENCE TEACHING: TEACHERS’ DIFFICULTIES AND PEDAGOGICAL APPROACHES. 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/13.57.48

Claudia Valentina Assumpção Gallian, & Arroio, A. (2012). EARLY SCIENCE EDUCATION AND ITS RELEVANCE. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 45. presented at the July/2012. doi:https://doi.org/10.33225/pec/12.45.04

Arroio, A., & de Souza, D. D. D. (2012). MULTIMODALITY IN NATURAL SCIENCE EDUCATION. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 44. presented at the July/2012. doi:https://doi.org/10.33225/pec/12.44.05

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

Santana, E. R., & Arroio, A. (2012). THE USE OF AUDIOVISUAL APPROACH TO TEACH NATURE OF SCIENCE FOR IN-SERVICE NATURAL SCIENCE TEACHER’S EDUCATION. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 50. presented at the December/2012. doi:https://doi.org/10.33225/pec/12.50.90

Sonia Vanzella Castellar, Moreno, N., & Arroio, A. (2011). GEOGRAPHICAL EDUCATION: PAST EXPERIENCE, CURRENT TRENDS AND FUTURE CHALLENGES. 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=2593720

Arroio, A. (2011). IS THE NATURAL SCIENCE TEACHER EDUCATION PROGRAM ENOUGH FOR A CONTEMPORARY SOCIETY?. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 37. presented at the December/2011. doi:https://doi.org/10.33225/pec/11.37.05

Arroio, A., & Farías, D. M. (2011). POSSIBLE CONTRIBUTIONS OF CINEMA IN NATURAL SCIENCE EDUCATION TO UNDERSTAND HOW SCIENTISTS AND SCIENCE WORKS. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 37. presented at the December/2011. doi:https://doi.org/10.33225/pec/11.37.18

Ferreira, C., Baptista, M., & Arroio, A. (2011). VISUAL TOOLS IN TEACHING LEARNING SEQUENCES FOR SCIENCE EDUCATION. Problems of Education in the 21st Century, Problems of Education in the 21st Century, 37. presented at the December/2011. doi:https://doi.org/10.33225/pec/11.37.48

Locatelli, S., Ferreira, C., & Arroio, A. (2010). METAVISUALIZATION: AN IMPORTANT SKILL IN THE LEARNING CHEMISTRY. 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=2594538

Ayres, C., Ferreira, C., & Arroio, A. (2010). THE USAGE OF A SIMULATION TO STUDY INTERMOLECULAR FORCES: SOME FINDINGS. 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=2594528

Ferreira, C., & Arroio, A. (2009). TEACHER’S EDUCATION AND THE USE OF VISUALIZATIONS IN CHEMISTRY INSTRUCTION. 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/2014/457-1396707155.pdf

Arroio, A., & Honório, K. (2008). IMAGES AND COMPUTATIONAL METHODS IN MOLECULAR MODELING EDUCATION. Problems of Education in the 21st Century , Problems of Education in the 21st Century , 9. presented at the November/2008. Retrieved from http://oaji.net/articles/2014/457-1392297937.pdf

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