Chen L, Yoshimatsu N, Goda Y, Okubo F, Taniguchi Y, Oi M, Konomi S, Shimada A, Ogata H, Yamada M. Direction of collaborative problem solving-based STEM learning by learning analytics approach. RPTEL [Internet]. 2019 Dec. 19 [cited 2024 Dec. 21];14. Available from: https://rptel.apsce.net/index.php/RPTEL/article/view/2019-14024