Why Some Kids Are Smarter - Technology Review

Scientists studied kids over a period of several years, doing MRI scanning of their brains periodically. They found that the prefrontal cortexes of smarter kids started out thinner, but grew more rapidly between ages 5 and 12 than the cortexes of kids with ordinary intelligence. (In this case, "intelligence" is taken to mean how well the children scored on a standard IQ test.) The Impact of Emerging Technologies: Why Some Kids Are Smarter - Technology Review