Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsPolyhedra with Prismatic Symmetryhttp://demonstrations.wolfram.com/PolyhedraWithPrismaticSymmetry/]]>http://demonstrations.wolfram.com/PolyhedraWithPrismaticSymmetry/Cubic Symmetry Typeshttp://demonstrations.wolfram.com/CubicSymmetryTypes/]]>http://demonstrations.wolfram.com/CubicSymmetryTypes/Symmetries of a Prismhttp://demonstrations.wolfram.com/SymmetriesOfAPrism/]]>http://demonstrations.wolfram.com/SymmetriesOfAPrism/