Astro Algebra is one of six titles in the Mighty Math Series from Edmark, a comprehensive line of math software for students from kindergarten through ninth grade. Many of the activities in Astro Algebra contain a unique technology that uses the computer to help students make the connection between concrete and abstract mathematics. This software package introduces and reinforces algebra and pre-algebra concepts such as negative integers, equivalent expressions, ratios and proportions, exponential notation, variables, inverse operations, and solving and graphing linear equations and inequalities. The accompanying instructional guide contains detailed information about the activities and technical information for system requirements. (ASK)