Cinderella is a unique technically very sophisticated teachware for geometry. It will be used as a tool by students learning Euclidean projective spherical and hyperbolic geometry as well as in geometric research by scientists. Moreover it can also serve as an authors' tool to design web pages with interactive constructions or even complete geometry exercises. CD-Rom included.1. Preface2. Introduction3. A Quick Start4. Behind the Scenes5. Reference6. Creating Interactive Webpages and Exercises7....