Bender, Jeff, Bingpu Zhao, Alex Dziena, and Gail Kaiser. “Integrating Parsons Puzzles Within Scratch Enables Efficient Computational Thinking Learning”. Research and Practice in Technology Enhanced Learning 18 (February 28, 2023): 022. Accessed April 29, 2024. https://rptel.apsce.net/index.php/RPTEL/article/view/2023-18022.