A. Papancea, J. Spacco, and D. Hovemeyer. Proceedings of the Ninth Annual International ACM Conference on International Computing Education Research, page 47--52. New York, NY, USA, ACM, (2013)
A. Kyrilov, and D. Noelle. Proceedings of the 15th Koli Calling Conference on Computing Education Research, page 122--126. New York, NY, USA, ACM, (2015)
P. Ihantola, T. Ahoniemi, V. Karavirta, and O. Seppälä. Proceedings of the 10th Koli Calling International Conference on Computing Education Research, page 86--93. New York, NY, USA, ACM, (2010)
J. Wrenn, S. Krishnamurthi, and K. Fisler. Proceedings of the 2018 ACM Conference on International Computing Education Research, page 51--59. New York, NY, USA, ACM, (2018)
N. Tahaei, and D. Noelle. Proceedings of the 2018 ACM Conference on International Computing Education Research, page 178--186. New York, NY, USA, ACM, (2018)
H. Keuning, J. Jeuring, and B. Heeren. Proceedings of the 2016 ACM Conference on Innovation and Technology in Computer Science Education, page 41--46. New York, NY, USA, ACM, (2016)
R. Pettit, J. Homer, R. Gee, S. Mengel, and A. Starbuck. Proceedings of the 46th ACM Technical Symposium on Computer Science Education, page 410--415. New York, NY, USA, ACM, (2015)
L. Gusukuma, A. Bart, D. Kafura, and J. Ernst. Proceedings of the 2018 ACM Conference on International Computing Education Research, page 160--168. New York, NY, USA, ACM, (2018)