Ecivaldo Matos et al. 2019. Challenges of Teaching Assistance in an Online Course of Teacher Education for the Development of Computational Thinking. In Proceedings of the 4th Congress on Technologies in Education, August 28, 2019, Recife, Brasil. SBC, Porto Alegre, Brasil, 251-259. DOI: https://doi.org/10.5753/ctrle.2019.8896.