Higher-math skills entwined with lower-order magnitude sense

The ability to learn complex, symbolic math is a uniquely human trait, but it is intricately connected to a primitive sense of magnitude that is shared by many animals, finds a study to be published by the Proceedings of the National Academy of Sciences (PNAS).

http://www.psypost.org/2012/10/higher-math-skills-entwined-with-lower-order-magnitude-sense-14671

 

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