Case Library

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831 results

Practice real case interview questions from McKinsey, BCG, Bain, Deloitte, and 10+ top consulting firms. Each case includes the full problem prompt, clarifying questions, structured framework, and expert recommendation. Upgrade to Pro for AI mock interview practice with instant scoring across 5 dimensions.

Hard

State of Blue Devils

Growth/Strategy Non-profit

Your client, state of "Blue Devils" is looking to grow their capital project footprint post-Covid-19 now that construction restrictions have been …

36 min
Duke
26
Bain
Hard

Swift Business

Market Entry Media & Entertainment

Your client is 12-time Grammy winning recording artist Taylor Swift. Taylor has a reputation for her commitment to her fans and their concert …

36 min
Duke
78
Medium

Weasley's Wizarding Warehouse

Market Entry Profitability Consumer/Retail

Fred and George Weasley operate a magic joke shop, Weasleys' Wizarding Warehouse (Weasleys'). They currently have a single storefront located in the …

26 min
Darden
55
McKinsey
Medium

A-Plus School District

Education

Your client is A-Plus School District (APSD), a large public school district in the Southeast United States. A-Plus' superintendent has been concerned …

26 min
Duke
56
Bain
Easy

Born for Beauty

Growth Strategy Retail

Your client is BFB or Born for Beauty, a leading Korean beauty marketplace that sells a variety of Korean cosmetics, including makeup, skincare, …

16 min
Duke
77
Bain
Easy

Born for Beauty

Growth Strategy Consumer Goods

Your client is BFB or Born for Beauty, a leading Korean beauty marketplace that sells a variety of Korean cosmetics, including makeup, skincare, …

17 min
Duke
66
Kearney
Easy

Bumpers R Us

Operations Transportation

Your client is Bumpers-R-Us, a manufacturer of plastic automotive bumpers. Bumpers-R-Us is a Tier-1 supplier for a major global OEM called CNW and is …

16 min
Duke
53
Kearney
Easy

Bumpers R Us

Operations Manufacturing

Your client is Bumpers-R-Us, a manufacturer of plastic automotive bumpers. Bumpers-R-Us is a Tier-1 supplier for a major global OEM called CNW and is …

16 min
Duke
47
Deloitte
Medium

Cake or Break

Profitability Consumer Goods

Everything Bundt Cakes ("EBC") is a bakery that specializes in bundt cakes of all sizes. They offer a variety of flavors, including a seasonal flavor. …

26 min
Duke
66