Prerequisite(s): PRDN 101 and PRDN 102 should be taken concurrently. Restriction(s): Product Design majors only. Students gain an understanding of the relevance and role of effective sketching and drawing techniques, as essential research and communication tools for product designers. The course work addresses 2D geometry and fundamental 3D, descriptive geometry. The course focuses on developing students' freehand sketching abilities, necessary to accurately communicate design ideas in conceptual, aesthetic and technical terms as it places a role in the design development process.