The Conceptual Problem Solving approach is intended to be easy to implement because it does not require any major changes to the curriculum. Instructors who adopt the approach follow a particular framework when teaching problem solving in their class. The CPS approach differs from other methods of teaching problem solving in that its emphasis is on describing major concepts or principles and when they are applicable, and not necessarily on following particular “steps” while executing the solution. The main components of the current CPS approach include strategy writing and two-column solutions