Use of Fuzzy Delphi Method to Develop iSTEM Imagination Capacity Indicators

This study intends to use fuzzy Delphi method to develop iSTEM imagination capacity indicators. Firstly, this study proposed the prototype structure according to literature analysis, and then obtained the indicators according to experts' comments. First-level indicators included 3 items: affective motivation, psychological thinking, and figurative characterization. Second-level indicators include 9 items: aggressive intention, positive emotions, possession of rich image materials, initiation, development, alternative, links, embodiment of abstract image and concept, and application (transformation) of results of imagination to other contexts. Third-level included 20 items.