The 1%: Case Interview Workbook (25 Practice Cases)

Book 2 of 3 · Paperback and Kindle

The 1%: Case Interview Workbook

25 original practice cases with interviewer notes, so you can practice the way real interviews run, alone or with a partner.

The 1%: Case Interview Workbook is a 375-page collection of 25 original consulting cases by Dr. Florian Smeritschnig, a former McKinsey Senior Consultant who evaluated candidates for the firm. It opens with a theory recap, then gives you 120+ practice opportunities across case openings, frameworks, brainstorming, quantitative analysis, market sizing, exhibit interpretation, and recommendations, with interviewer notes for every case.

5.0 out of 5 from 28 Amazon ratings Published 2025

New to case interviews? Start with the first book, The 1%: Conquer Your Consulting Case Interview.

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What Readers Say

Got the McKinsey offer

“Since the book specifically trains the interviewer-led style used at McKinsey, it helped me become much sharper in structuring, communicating clearly, and thinking in a MECE and hypothesis-driven way under pressure.”
Daniel M. · Amazon, Germany

Landed an MBB offer

“Florian’s approach is outstanding, and thanks to this preparation I landed an MBB offer.”
Julia · Amazon, Germany

Trains every part

“What I appreciated most is that each case is able to train each part of the muscle – from structuring and math to exhibit interpretation, brainstorming, and business judgment.”
Casey · Amazon, United States

How it works

How Each Case Works

1

Pick the format

The cases support both styles: you drive the case (candidate-led, as at BCG and Bain) or the interviewer asks the questions (interviewer-led, as at McKinsey).

2

Answer before you look

Work each question on your own first, from the opening to the recommendation.

3

Compare with the notes

Sample answers and interviewer notes show what interviewers look for and what sets strong candidates apart.

4

Practice alone or swap roles

With a partner, one of you runs the case from the interviewer notes.

What you practice

120+ Practice Opportunities

  • Case openings
  • Frameworks
  • Brainstorming
  • Quantitative analysis
  • Market sizing
  • Exhibit interpretation
  • Recommendations

The cases range from timeless business problems to emerging industries and wildcard scenarios. A theory recap from the first book opens the workbook, and 3 more full cases wait on StrategyCase.com.

An honest note

Book or Workbook First?

Book 1

The 1%: Conquer Your Consulting Case Interview

Job
Learn the method
Theory
In depth, 346 pages
Cases
2 full example cases
Fit and PEI
4 parts

About the book

Book 2 · This book

The 1%: Case Interview Workbook

Job
Put it to work
Theory
A recap
Cases
25 cases + 3 bonus cases
Fit and PEI
The focus is case practice

New to case interviews? Read the book first. Know the method and need practice? Go straight to the workbook.

Honest fit check

Is This Workbook Right for You?

Built for

  • Candidates who know the basics and need realistic practice
  • Anyone practicing alone or with a case partner
  • Candidates facing both interviewer-led (McKinsey) and candidate-led (BCG, Bain) cases
  • Anyone tired of outdated casebooks

Not the right fit if

Amazon ratings

5.0 Out of 5 From 28 Amazon Ratings

5.0
28 global ratings on Amazon, all five-star
“The theory section is a quick but solid refresher, and the 25 practice cases feel very realistic and up to date.”
annoymous · Amazon, Germany
“The practice cases are current, relevant, and structured in a way that allows you to work through them independently before being given suggested answers, much like having a coach by your side.”
Sabrina Lynch · Amazon, Australia
“Non outdated cases that represent case interviews in 2026!”
siddhant bajaj · Amazon, Canada
“Each case comes with detailed interviewer and candidate notes, making it easy to practice solo or with a partner”
Loredana · Amazon, United Kingdom
“Besonders hervorzuheben sind die ausführlichen Musterlösungen sowie die häufig anspruchsvolleren und realitätsnah gestalteten Exhibits, die sich klar von anderen Ressourcen abheben.”
B. K. · Amazon, Germany (The detailed sample solutions and the often more demanding, realistic exhibits stand out clearly from other resources.)

The series

Book 2 of 3: Consulting Case Interviews and Careers

Book 1

The 1%: Conquer Your Consulting Case Interview

The method: case and fit interviews, from the first application to the final round.

Book 2 · This book

The 1%: Case Interview Workbook

25 practice cases to apply the method, with interviewer notes for every case.

Book 3

Consulting Career Secrets

For after the offer: your first days, your first projects, and building a career in consulting.

Dr. Florian Smeritschnig, former McKinsey Senior Consultant, giving a guest lecture at HKUST Business School

About the author

Dr. Florian Smeritschnig

Dr. Florian Smeritschnig is the founder of StrategyCase.com and a former McKinsey Senior Consultant who evaluated candidates for the firm. Since 2020 he has delivered 2,200+ mock interviews and coaching sessions, and his clients have secured 700+ consulting offers, 340 of them at McKinsey, BCG, and Bain. He is the author of three books on consulting interviews and careers, including The 1%: Conquer Your Consulting Case Interview.

More about Florian

FAQ

Frequently Asked Questions

What’s in the workbook?

25 original consulting cases with interviewer notes and sample answers, 120+ practice opportunities, and a theory recap. 375 pages, plus 3 bonus cases on StrategyCase.com.

Do I need The 1% book first?

Not if you already know how case interviews work. If you’re new, read The 1%: Conquer Your Consulting Case Interview first; the workbook’s theory section is a recap, not the full method.

Can I practice alone?

Yes. Work each question before you read the answer, then compare with the sample answer and interviewer notes. With a partner, one of you plays the interviewer.

Does it cover McKinsey’s interviewer-led format?

Yes. The cases support interviewer-led practice, as at McKinsey, and candidate-led practice, as at BCG and Bain.

Is it available as a PDF?

The workbook comes as a paperback and on Kindle. The Kindle edition reads on any phone, tablet, or computer with the free Kindle app.

How current are the cases?

The workbook was published in August 2025, with cases written for today’s interview formats, from classic business problems to emerging industries.

Where are the 3 bonus cases?

On StrategyCase.com. The workbook tells you how to access them.

Workbook or course?

The workbook gives you 25 cases on paper or Kindle. If you prefer video lessons and timed drills on structuring, charts, and math, the Case Interview Academy covers those skills.

Practice 25 Cases Before the Real One

The 1%: Case Interview Workbook. 25 original cases with interviewer notes, in paperback and on Kindle.

Buy on Amazon →

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