Your objective: Plan a mission to Mars by selecting power systems, rockets, communications etc. with a limited budget. The game was designed as a Surface application for NASA’s museum, but then extended to the classroom to teach children utilizing the Windows 7 platform.
Map a World encourages the crowd to help scientists align imagery that’s been taken by multiple satellites orbiting Mars. You can also identify craters and earn reputation points and badges. Someday, we all plan to visit life on Mars.
Town Hall is a kick-ass social application where you can ask questions to real NASA scientists about Mars. The most popular questions get responses based on community voting. A built in reputation system encourages user participation.