Instructional design models for well-structured and ill-structured problem-solving learning outcomes
D. H. Jonassen 1997 Educational and Technology Research & Development 45(1) p65-94

This paper outlines the differences between traditional and real world problems.

Full text available online

This resource is referenced here:
Resource Type: Pedagogic Resources:Description of Pedagogic Method, Pedagogic Resources, Overview/Summary, Research Results, Journal Article