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  Standard Deviation Calculator 23 Jan 15

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  Scientific Calculator 1 Jan 15

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  Optical Character Recognition System 11 Apr 15

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  Science Teacher's Helper 23 Sep 15

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  Extreme Scientific Calculator 22 Sep 15

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  Percent 22 Jan 15

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  TableCurve 2D 1 Nov 15

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  RF Toolbox 16 Apr 15