Classic logic puzzles, lateral thinking, probability brainteasers, and game theory problems from quant interviews.
Foundational puzzles that test structured reasoning
Problems requiring creative, non-obvious approaches
Balance scale puzzles, counterfeit coins, and information-theoretic reasoning
Puzzles requiring probabilistic reasoning and expected value intuition
Back-of-the-envelope calculations and estimation puzzles
Counterintuitive results and famous probability paradoxes
Multi-player games, optimal strategies, and game theory