Freina, Laura, Rosa Bottino, and Lucia Ferlino. “Fostering Computational Thinking Skills in the Last Years of Primary School”. International Journal of Serious Games 6, no. 3 (September 20, 2019): 101-115. Accessed November 13, 2019. http://journal.seriousgamessociety.org/index.php/IJSG/article/view/304.