From the back of the box: Mastermind the solar systems defence against alien attach. All your powers of reasoning will be needed if you are to uncover the alien strategy. You must plan your flight through the solar system, changing your course to respond to messages from your space stations - but can you trust them? - the aliens may have taken over. Planet Patrol illustrates the structure of the solar system. It gives a clear picture of the positions of the planets showing their relative size, mass and motion and showing how different gravitational pulls affect the weight of objects on planetary surfaces. Playing Planet Patrol will promote the skills of logical problem solving and strategic thinking. This software was devised by educationalists and has been tried and tested in school and homes. The program was written by Five Ways Software, creators of high quality educational software. For 8 year olds and older.