I don't think so there's any section as such on the platform. But if you're interested in solving cases, I'm sharing a few links that I personally use.
https://web.archive.org/web/20190525194034/http://aics.acadiau.ca/index.html
https://learn.marsdd.com (Type Case Study in the search box)
https://mitsloan.mit.edu/teaching-resources-library/case-studies
https://cases.open.ubc.ca/case-studies/