IQ Levels

Did you know that William James Sidis Is actually the smartest person in history with a IQ of 260 isn’t that crazy human average IQ is probably about 100 that plus 120 compare to William James Sidis. I wonder if there was actually someone else that was smarter then William James Sidis because human actually don’t know everything we might not know of back in the history there was a very smart man that had a IQ of 600.

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