All 18 simulations
Free, no login, works on a phoneBidding Wars: Auction Theory & The Winner's CurseLearn auction theory and the winner's curse by placing sealed bids on bazaar treasures with hidden values: win rounds without overpaying to survive.Climate Action ChallengeAllocate 100 climate credits between mitigation and adaptation each round for ten decades, and learn why climate strategy needs both to protect people.Commons Crisis: The Tragedy of the Commons GamePlay the tragedy of the commons as one of five families fishing a shared sea: set your harvest each season and learn why restraint and rules matter.Cooperation Paradox GamePlay a climate summit game where nations invest or free-ride, and learn why the Nash equilibrium diverges from the Pareto-efficient cooperative outcome.Counterfactual: The Evaluation GamePlay Counterfactual: The Evaluation Game, 8 real-world scenarios from Indian development programmes where you pick the evaluation design that answers 'what would have happened anyway?'. Learn regression to the mean, selection bias, spillovers, and more.The Algorithm's DilemmaPlay Chief Ethics Officer through 8 real AI dilemmas, weighing efficiency, fairness, privacy and trust in decisions about loans, hiring and surveillance.Econ Concepts PuzzleSolve 12 timed economics brain-teasers, from Delhi's cobra bounty to Grameen Bank, testing how you reason about incentives in real-world situations.Externality GameRun a factory whose pollution flows downstream and learn negative externalities: why markets ignore hidden social costs and what policy can fix it.The Care Economy ChallengeAllocate a household's 24 daily hours across paid work, care and rest over 8 years: an unpaid care work game showing how policy shapes gender equity.Information Asymmetry Game: The Market for LemonsBuy used cars you cannot inspect in Akerlof's market for lemons: learn how information asymmetry breaks trust and drives good products from the market.Network Effects GameDecide when to join a new platform and watch value multiply with each user: learn network effects, critical mass and why winner-takes-all markets emerge.Opportunity Cost GameSplit a development budget across health, education and livelihoods, and learn opportunity cost: every rupee spent here is a rupee not spent there.Prisoners' Dilemma GamePlay repeated prisoners' dilemma rounds against shifting strategies and learn how trust, betrayal and tit-for-tat shape the emergence of cooperation.Public Good GameContribute tokens to a shared village well alongside four AI players over ten rounds: experience the free-rider problem at the heart of public goods.Epidemic Response ChallengeLead a district's ten-week epidemic response, allocating scarce funds across surveillance, treatment, prevention and community trust to save lives.The Real Middle: India's Inequality GameLive ten rounds as a median Indian household on ₹25,000 a month, facing shocks and choices that reveal the precarity of India's real middle class.Risk & Reward ExplorerChoose between safe and risky gambles to reveal your own loss aversion and framing bias: an interactive tour of Kahneman and Tversky's prospect theory.SEL Simulation: Five Lenses on Social-Emotional LearningA five-mode simulation game on Social-Emotional Learning in Indian schools: play as teacher, program designer, evaluator, student, or parent. Choices reveal evidence-based tradeoffs from NEP 2020 (including NPST and CPD provisions), CASEL, and Indian SEL research.