A wooden game board with branching paths, a bridge, and colorful playing pieces.
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Game Theory Playground

Twenty interactive experiments in cooperation, negotiation, information, voting, and incentives. Make a choice, inspect the results, and change the rules.

PROTOTYPE webapp Updated September 27, 2026
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Game Theory Playground hero image

Start with The Trust Machine, or explore the Game Theory Playground to choose an experiment.

Each experiment begins with a prediction, gives you a consequential choice, and shows the incentives behind the result. Change a setting to restart. Use “Share these settings” to copy a scenario link; links do not include play history.

Details

Tech
  • JavaScript
  • HTML
  • CSS
  • Jekyll
Tags
game-theory learning simulation strategy tools

Features

  • Twenty guided experiments with editable scenarios
  • Seeded simulations and settings-only scenario links
  • Visible assumptions, mathematics, and transfer questions
  • Keyboard-accessible controls and light and dark themes