Here Are All of the US Presidents Ranked By Their IQ

We're Scratching Our Heads Too

John Adams was around before there was a formal IQ test. However,  based on his level of education and the average intelligence quotient of the time period, we have been able to conclude some results about the man. Adams was leaps and bounds above his competition, so his assumed IQ is around 155. 

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Post originally appeared on Upbeat News.