This case study aims to explore how high-achievers search the web for two different task types: easy vs. difficult. It took place in a science high school accepting students according to national exam scores. 10 voluntary students participated in the sessions. They were assigned two tasks with no time limitation. Screens were recorded and a…

The IRT (Item Response Theory) has been studied and applied in computer-based test for decades. However, almost of all these existing studies evaluated focus merely on test questions with text-based (or static text/graphic) type of presentation form illustrated exclusively. In this paper, we present our study on test questions using both…