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  TinkerPlots 26 Jan 15

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  Geometry Calculator 11 Apr 15

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  Free Equation Editor 20 Jan 15

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  Analysis Studio 10 Jul 15

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  Free Histogram Maker 2 Jan 15

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  Chi-Square Analysis 27 May 15

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  Math-o-mir 10 Jan 17

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  Fibonacci Lines Analyzer 3 May 15