Poverty has a huge impact on American PISA scores
Poverty has a huge impact on American PISA scores
“Two countries with similar levels of prosperity can produce very different results,” Ángel Gurría, the O.E.C.D. secretary general, said in a statement on Tuesday. “This shows that an image of a world divided neatly into rich and well-educated countries and poor and badly educated countries is now out of date.” (New York Times,