re: Math and reading scores for 13-year-olds in the U.S. have hit the lowest levels in decades

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you realize this might be the case across the board but your successful people that are raising successful kids....yea its the opposite.

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However, a 2018 study of Norway has punctured these theories by showing that IQs are dropping not just across societies but within families. In other words, the issue is not that educated Norwegians are increasingly outnumbered by lower-IQ immigrants or the children of less-educated citizens. Even children born to high-IQ parents are slipping down the IQ ladder.

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