The discussion process varies depending on class objectives, the subject matter, the type of case, previous classes, or other relevant course factors; and can often appear to be disorderly and lacking in substance to a casual observer
But the purpose of the large (or class) discussion is for students to share their individual and small group learnings with others, allowing them to be evaluated and validated by peers and instructors. The goal is not only to consider alternate perspective in pursuit of an optimal solution, but to improve understanding of the tools and theories in the field, and their connection to practice