Educational toys are not a new idea. A rare 19th century "Yankee Schoolmaster" toy was offered in a recent auction. The toy was patented in 1884. Push a lever on the 10½-inch-tall toy and the ...

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Some celebrities aren't just pretty faces. A few of them are also touched with that Yankee prowess for tinkering and invention. In this weekly series, we introduce you to the Patents of the Rich and ...