Map Shows Which Countries Have the Highest IQs. Published Nov 22, 2024 at 10:47 AM EST Updated Dec 03, ... The data was collected through an IQ test based on Raven's Matrices technique, ...

The map shows the smartest states based on several IQ and education factors. Connecticut, meanwhile, was just a little behind Massachusetts, with an average IQ of 103.1 and far higher standardized ...