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Watt City Wiki

🏆 1st place — PKO XP: Gaming track at ETHSilesia 2026, Katowice (2026-04-19). See Win Postmortem for what won, the substrate-pivot strategy that beat single-game competitors, and the stack.

Gamified financial education for kids ages 9–14. Earn resources from minigames, build a 20-slot city, take a learning-mortgage, learn RRSO/APR without touching real money. Pitched to PKO BP as an SKO 2.0 partnership prototype.

Quick links

• Win Postmortem — what won the PKO Gaming track + lessons applied forward
• Live: https://watt-city.vercel.app
• Repo: https://github.com/B2JK-Industry/watt-city

What's in this wiki

The repo README + docs/ carry the live product spec and ADRs. This wiki holds the higher-level "what won and why" content discoverable from the Wiki tab without browsing files.