Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsMerging Mountainshttp://demonstrations.wolfram.com/MergingMountains/]]>http://demonstrations.wolfram.com/MergingMountains/Lagrange's Four-Square Theorem Seen Using Polygons and Lineshttp://demonstrations.wolfram.com/LagrangesFourSquareTheoremSeenUsingPolygonsAndLines/]]>http://demonstrations.wolfram.com/LagrangesFourSquareTheoremSeenUsingPolygonsAndLines/Ways of Stepping One, Two, or Three Stairs Up a Stairwayhttp://demonstrations.wolfram.com/WaysOfSteppingOneTwoOrThreeStairsUpAStairway/]]>http://demonstrations.wolfram.com/WaysOfSteppingOneTwoOrThreeStairsUpAStairway/Clock Hand Tipshttp://demonstrations.wolfram.com/ClockHandTips/]]>http://demonstrations.wolfram.com/ClockHandTips/Real Digits Carpethttp://demonstrations.wolfram.com/RealDigitsCarpet/]]>http://demonstrations.wolfram.com/RealDigitsCarpet/Line Art 3http://demonstrations.wolfram.com/LineArt3/]]>http://demonstrations.wolfram.com/LineArt3/Overlapping Patternshttp://demonstrations.wolfram.com/OverlappingPatterns/]]>http://demonstrations.wolfram.com/OverlappingPatterns/Abstract Arthttp://demonstrations.wolfram.com/AbstractArt/]]>http://demonstrations.wolfram.com/AbstractArt/Equal Incircles along a Linehttp://demonstrations.wolfram.com/EqualIncirclesAlongALine/]]>http://demonstrations.wolfram.com/EqualIncirclesAlongALine/Three Touching Circles on a Linehttp://demonstrations.wolfram.com/ThreeTouchingCirclesOnALine/]]>http://demonstrations.wolfram.com/ThreeTouchingCirclesOnALine/Prime Walkhttp://demonstrations.wolfram.com/PrimeWalk/]]>http://demonstrations.wolfram.com/PrimeWalk/Irrational Digits Walkhttp://demonstrations.wolfram.com/IrrationalDigitsWalk/]]>http://demonstrations.wolfram.com/IrrationalDigitsWalk/Generalized Digit Parity for Integer Sequenceshttp://demonstrations.wolfram.com/GeneralizedDigitParityForIntegerSequences/]]>http://demonstrations.wolfram.com/GeneralizedDigitParityForIntegerSequences/Möbius Mu Function Walkhttp://demonstrations.wolfram.com/MoebiusMuFunctionWalk/]]>http://demonstrations.wolfram.com/MoebiusMuFunctionWalk/Number of Repeating Digits in Base b Expansion of Fractionshttp://demonstrations.wolfram.com/NumberOfRepeatingDigitsInBaseBExpansionOfFractions/]]>http://demonstrations.wolfram.com/NumberOfRepeatingDigitsInBaseBExpansionOfFractions/Generalized Kaprekar Routinehttp://demonstrations.wolfram.com/GeneralizedKaprekarRoutine/]]>http://demonstrations.wolfram.com/GeneralizedKaprekarRoutine/Generalized Digit Parityhttp://demonstrations.wolfram.com/GeneralizedDigitParity/]]>http://demonstrations.wolfram.com/GeneralizedDigitParity/Oscillations of a Pogo Stickhttp://demonstrations.wolfram.com/OscillationsOfAPogoStick/]]>http://demonstrations.wolfram.com/OscillationsOfAPogoStick/Relationship of Sine and Cosine to the Unit Circlehttp://demonstrations.wolfram.com/RelationshipOfSineAndCosineToTheUnitCircle/]]>http://demonstrations.wolfram.com/RelationshipOfSineAndCosineToTheUnitCircle/Square Matrix Permutationshttp://demonstrations.wolfram.com/SquareMatrixPermutations/]]>http://demonstrations.wolfram.com/SquareMatrixPermutations/