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The original was posted on /r/todayilearned by /u/KathleenMcKenzie0AR on 2024-05-15 21:58:20+00:00.

Original Title: TIL that the average IQ is steadily increasing each generation. IQ tests are getting harder and harder to keep the average at 100, and today’s kids taking tests from previous decades have an average score of over 100.