Planet Postmoderna is a virtual world/MMO Sci-fi Game designed with an integrated realistic economic model in which players can build, buy, sell and trade virtual goods in exchange for real-world equivalent currency**. The story provides a lead-in to the other planet-side sub-worlds (virtual worlds within a virtual world) that are based on historical fact, myth and lore. The first one associated with the demo is based on the Mayan/Aztec eras. The intent is to build a dynamic and immersive virtual world/MMO game with realistic economics and game mechanics that provide an environment that is both entertaining and educational. We believe the landscape of entertainment is ever changing. If we can create a world that does both, it will have that much more application and be that much more engaging. This virtual world/MMORPG-styled Sci-fi Game is designed with an integrated realistic economic model in which players can build, buy, sell and trade virtual goods for real-world equivalent currency. The other planet-side sub-worlds (virtual worlds within a virtual world) are based on various times and civilizations from Earth's history. The first one associated with the demo is based on the Mayan/Aztec eras. We believe the landscape of entertainment is ever changing. If we can create a world that does both--entertain and educate, it will have that much more application and be that much more engaging. **The exchange rate is $1 US for 10 in-game credits It is being built into an existing platform (no need to reinvent the wheel), Entropia Universe, as a potential Partner Planet (should we get funded).