Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsSlope and Equations of Lines through Pointshttp://demonstrations.wolfram.com/SlopeAndEquationsOfLinesThroughPoints/]]>http://demonstrations.wolfram.com/SlopeAndEquationsOfLinesThroughPoints/Line through Two Pointshttp://demonstrations.wolfram.com/LineThroughTwoPoints/]]>http://demonstrations.wolfram.com/LineThroughTwoPoints/Linear Function Gamehttp://demonstrations.wolfram.com/LinearFunctionGame/]]>http://demonstrations.wolfram.com/LinearFunctionGame/Equation of a Line Gamehttp://demonstrations.wolfram.com/EquationOfALineGame/]]>http://demonstrations.wolfram.com/EquationOfALineGame/Drawing a Line on a Digital Displayhttp://demonstrations.wolfram.com/DrawingALineOnADigitalDisplay/]]>http://demonstrations.wolfram.com/DrawingALineOnADigitalDisplay/