Gan, Yongcheng, Marlene Scardamalia, Huang-Yao Hong, and Jianwei Zhang. “Early Development of Graphical Literacy through Knowledge Building”. Canadian Journal of Learning and Technology 36, no. 1 (November 24, 2010). Accessed April 21, 2026. https://cjlt.ca/index.php/cjlt/article/view/26374.