Common Core and Common Values

Learning how to distinguish between fact and opinion would seem to be fundamental. In the bizarre world of U.S. public schools, it's proving to be controversial.

Reading, writing and American values.

Photographer: William Thomas Cain/Getty Images

Learning how to distinguish between fact and opinion would seem to be a pretty fundamental piece of any education. In the bizarre world of U.S. public schools, though, it's proving to be controversial.

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