Computer-Aided Design (CAD) and 3D printing are not new technologies but are technologies which, in recent years, have become more accessible to hobbyists and enthusiasts. Engaging with these technologies allows the user to investigate and manipulate virtual and physical 3D shapes, which may affect spatial awareness. The literature suggests that…

This document contains 20 competency-based examinations with student and instructor manuals for drafting-related occupations. For each of the examinations, the student manual contains the following: the competency, the performance objective, directions, the facility to be used, the materials needed, a space to note time started and time finished,…

This teaching guide was developed to help technical education teachers present courses on computer-assisted drafting (CAD). The guide is aimed at helping students learn to use computers and work with disk operating systems and files at a faster pace. The eight units of instruction include some or all of the following basic components of a unit of…