A control group of 17 engineering students produced 2- and 3-dimensional shapes with manual drafting tools; an experimental group of 12 used computer-assisted drafting. From pre/posttest data, it appeared that computer models were no better at improving spatial visualization or orthographic projection skills. (SK)

Computer-aided drawing can bring new technology into the drafting classroom. One approach to computer-aided drafting (CAD) involves use of a personal computer and purchased software. Existing school computers could be shared to reduce costs. Following this narrative introduction, a suggested curriculum for the teaching of CAD is presented in…

Originally created in the late 1960s, DACUM (Developing a Curriculum) is a method for conducting an occupational analysis that identifies the tasks that must be performed by persons employed in a specific job or occupational area. As a result of the occupational analysis, a profile chart is developed that identifies the duties and tasks associated…