Simulators designed to break your brain and rebuild it better. Test your biases in a controlled environment.
Take a 7-minute interactive test to discover which cognitive biases sabotage your decisions. Get your Rationality Score and a personalized Bias Report Card.
Interactive paradoxes that teach mental models through branching narratives. Each paradox unlocks deeper insights into logic, ethics, and reality.
Fast-paced game that measures your decision-making speed vs quality. Get your archetype and compete on the leaderboard.
Welcome to the casino where the house wants you to keep playing. Can you overcome the Sunk Cost Fallacy and walk away?
A philosophical simulator based on John Rawls. Design the rules of society (Taxes, Justice, Health) then spin the wheel to see where you are born.
A high-frequency trading game where you bet on truth. Learn to assign probabilities to your beliefs and cure overconfidence.