As a kid, Mart Green made 7 cents for every picture frame he glued together for his father's arts and crafts business. But before he went out and bought baseball cards with his money, the 9-year-old gave 10 percent to charity. "That was just...

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As a kid, Mart Green made 7 cents for every picture frame he glued together for his father's arts and crafts business. But before he went out and bought baseball cards with his money, the 9-year-old gave 10 percent to...
As a kid, Mart Green made 7 cents for every picture frame he glued together for his father's arts and crafts business. But before he went out and bought baseball cards with his money, the 9-year-old gave 10 percent to charity. Mart Green,...
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