Learning System for Computational Thinking using Appealing User Interface with Icon-Based Programming Language on Smartphones. International Conference on Computers in Education, [S. l.], 2013. DOI: 10.58459/icce.2013.1044. Disponível em: https://library.apsce.net/index.php/ICCE/article/view/1044. Acesso em: 5 aug. 2025.