“…There are some common characteristics of immersion, such as cognitive involvement, real-world dissociation, emotional involvement, challenge, and control, which were observed by previous research. [38][39][40] For the purpose of immersion study, based on these characteristics, a well-validated Immersive Experience Questionnaire (IEQ) was created 41 and utilized to conduct user studies. 42,43 Considering that our system is a kind of educational storytelling system FIGURE 14 Average scores for each criterion of the two modes of hand gestures (1-Poor, 2-Fair, 3-Average, 4-Good, and 5-Excellent) FIGURE 13 Mean scores for each criterion of acceptability (1-Poor, 2-Fair, 3-Average, 4-Good, and 5-Excellent) instead of a recreational video game, as well as that the targeting players are young children, part of the questions in IEQ is carefully selected in this user study.…”