American media flashes images and plays sound bites bemoaning the U.S. ranking on a variety of international exams.
Not surprisingly, what the exams measure is rarely explained, much less understood.
In the video below, Dr. Tony Wagner, Harvard education researcher and author of The Global Achievement Gap, explains the differences in two of the primary tests - PISA and TIMSS.
This video clip is part of the docuemntary - The Finland Phenomenon: Inside The World's Most Surprising School System
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