Fig. 1

Category of Inno-CBT item types

CBT item types were classified into three main classes according to their characteristics: the semantic (A), the technical (B), and the miscellaneous (C). Each class is again composed of a hierarchical structure of categories and subcategories, and item types corresponding to each subcategory are presented. (A) The semantic class is composed of ‘arrangement’, ‘classification’, ‘comparison’, ‘completion’, and ‘matching’ categories. (B) The technical class includes ‘mutimedia’, ‘navigation’, ‘simulation – tool’, ‘spotting on image’, and ‘user-responsive’ categories. (C) The miscellaneous class item types that did not