Sams Teach Yourself Microsoft XNA Game Studio Express in 24 Hours is a 24-part book that teaches you how to design, build, and execute fully functional 2D and 3D video games on both personal computers and the Xbox 360. XNA Game Studio Express (GSE)is a new free offering, targeted at students and hobbyists for game development. XNA Game Studio is based on Visual C# Express 2005 and lets developers target both Windows and Xbox 360. XNA GSE contains the following: the XNA Framework Content Pipeline, which is a set of tools that allow developers to more easily incorporate 3D content into their games, and the XNA Framework, a set of managed code development libraries that make it possible for game developers to be more productive when creating games.