Closer A calibration game that measures how you perceive reality
Calibration game feeds behavioral dataset on human perception blind spots.

Trivia game measuring confidence calibration, but calibration training already exists (Metaculus, Good Judgment).
Data professionals, forecasters, anyone testing epistemic calibration skills
Metaculus · Good Judgment Project · PredictionBook
It presents AI generated questions with numerical answers. You submit your estimate and confidence level, and the game tracks your accuracy score plus whether you're over/under confident over time.
Calibration game feeds behavioral dataset on human perception blind spots.
Daily estimation game with leaderboards, but the genre is saturated.
Wordle for estimation, but five daily questions feels like more of a chore than fun.
Brier score calibration quiz is solid but prediction tracking tools already exist.
Daily trivia with one attempt—like Wordle but for quiz nerds.
Binary patching that keeps a 30-year-old DOS engine running while swapping content.