Bao, Ran, and Jianyong Chen. “Characteristics and Problems of Unplugged Computer Science Curriculum for Young Children: Comparative and Practical Research Based on the Curriculum in Four Countries”. International Journal for Innovation Education and Research 10, no. 4 (April 1, 2022): 1–22. Accessed November 21, 2024. https://scholarsjournal.net/index.php/ijier/article/view/3700.