Detectives
Hidden state, episodic recall, and the geography of the case.
Investigation is a deduction game with episodic memory bolted on. The investigator who closes faster is the one whose hypothesis space narrows with each new fact, instead of widening.
Recommended games
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Mastermind Deduce
Crack the secret code from past guesses and peg feedback. Pure deductive reasoning, cheat-proof validation
Mastermind DeduceOpen game → Loading… -
Memory Game
Match emoji cards with their word labels across 10 categories
Memory GameOpen game → Loading…
Why these games
Mastermind Deduce is the canonical hidden-state deduction drill. Memory Game keeps the case-detail buffer warm so the inconsistency in this interview pings against the last one. Spatial Rotation is the scene-and-route reconstruction drill.
