Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsTwo-Step Equationshttp://demonstrations.wolfram.com/TwoStepEquations/]]>http://demonstrations.wolfram.com/TwoStepEquations/Solving Multiplication Equationshttp://demonstrations.wolfram.com/SolvingMultiplicationEquations/]]>http://demonstrations.wolfram.com/SolvingMultiplicationEquations/Solving Simple Equationshttp://demonstrations.wolfram.com/SolvingSimpleEquations/]]>http://demonstrations.wolfram.com/SolvingSimpleEquations/Algebra Quizhttp://demonstrations.wolfram.com/AlgebraQuiz/]]>http://demonstrations.wolfram.com/AlgebraQuiz/Graph of Inequalitieshttp://demonstrations.wolfram.com/GraphOfInequalities/]]>http://demonstrations.wolfram.com/GraphOfInequalities/