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The Why Factor - When did our IQs start rising every year? - 大象传媒 Sounds

From: The Why Factor

When did our IQs start rising every year?When did our IQs start rising every year?

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A need for an educated workforce triggered a rise in our general intelligence.

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The Why Factor
When did our IQs start rising every year?
A need for an educated workforce triggered a rise in our general intelligence.
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Cymraeg
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