This study aimed to evaluate learning outcomes of drawing orthographic projections between two groups of students: one group that learnt orthographic projections via audio-visual media and the other group through written material. An experimental design was used to determine the percentage increase in learning outcomes of both methods with…

A group of high school students created a drawing of a circle using a device called the Drawing Machine. To describe their experiences, we propose an alternative to the idea that to master a tool one must create a mental version of the tool. We suggest, instead, that as students change their relationships to a tool over time, their lived-in spaces…