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🎮 Free · no sign-up · new puzzles daily

Games that make you better at this.

Seven daily puzzles to keep the streak, an arcade for the fun of it, and desk drills from the Labs that quietly train the things interviews actually test.

🏦

Deal simulation

Flagship

Capital Stack Challenge

Finance a real buyout, from HCA in 2006 to Electronic Arts in 2026. Size the tranches, hold through a shock, then see how the sponsor did it.

Private equityLeveraged financeReal deals
Play

🗓️ Daily puzzles

One a day, the same for everyone.

Solve it, keep the streak, share the grid. Everything rolls at midnight UTC.

⚡ Power-Ups

The arcade.

Bigger action games that teach you something on the way, but mostly: play.

🎯 Desk drills · from the Labs

Short, scored reps.

These nine live in the Labs alongside 17 more tools. Each one is a rep on a mechanic interviews actually test, graded, with the working shown afterwards.

All 27 labs →
📝

Paper LBO Trainer

A fresh deal every time. Solve MOIC and IRR in your head, check the worked math, and see a returns waterfall break it down.

LabCorporate Finance · ≈8 min
PE interviewsMental maths
Play

Napkin LBO

The buyout a partner sketches in a meeting. Price it, write sources against uses, run a quick debt build, exit, and read the return off the napkin, each line checked as you write it.

LabCorporate Finance · ≈12 min
PE interviewsDeal structure
Play
🎯

IRR by Eye

Ten rounds of MOIC to IRR in your head, and every third round the other way. Holds of 3 to 7 years, an optional clock, and the ladder of rungs worth memorising.

LabCorporate Finance · ≈3 min
PE interviewsMental maths
Play
📒

Three-Statement Linker

"Depreciation goes up by $10, walk me through the three statements." A fresh event every time, graded line by line across the income statement, cash flow and balance sheet, with a check that turns green only when your balance sheet balances.

LabAccounting · ≈8 min
IB interviewsAccounting
Play
⌨️

Excel Shortcut Trainer

The cheat sheet, practised. A task is shown, you press the chord on your own keyboard, the page checks it and times it. Windows and Mac, sixty tasks across navigation, editing, formatting and formulas.

LabTechnique · ≈5 min
Modelling testsTechnique
Play

Mental Math Gym

Sixty seconds of multiplication, percentages, growth and clean division. The arithmetic that comes up live in the room.

LabTechnique · ≈2 min
SpeedAll interviews
Play
🔢

Name That Multiple

A Wordle for finance. Guess a company’s EV/EBITDA band from the business quality, learn what drives it, share your score.

LabValuation · ≈3 min
ValuationIB/ER interviews
Play
🔀

Accretion / Dilution Animator

The #1 M&A interview concept, live. Drag P/E, premium and cash-vs-stock and watch pro-forma EPS flip green or red.

LabM&A · ≈8 min
M&AIB interviews
Play
🔮

Reverse DCF

Slide the assumptions and read off the growth rate the market is already pricing in, with a verdict and a sensitivity heatmap.

LabValuation · ≈10 min
ValuationHF/ER interviews
Play

Not in the games list, but in the Labs: 17 more tools across 5 topics.

WACC Builder · Beta Refresher · DCF Builder · Comps Explorer · EV to Equity Bridge · Optimal Capital Structure · …

Games keep it sharp. Coaching makes it land.

Streaks are fun and genuinely useful for recall. When the interview is real, a discovery session finds what to fix first and the bootcamps fix it.