Educational Psychology / Unit 8 EDP 0706 short lesson, about 20 seconds
The Flynn Effect
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The idea
The Flynn effect is the rise in average IQ scores across generations, about three points a decade.
In practice
A test normed decades ago would make today's average child look above average, since the old norms are too easy.
Where people slip
Its causes are debated; candidates include better nutrition, more schooling and greater familiarity with tests.
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