By Karen Kaplan
If your teenager could use a few more IQ points, Norwegian scientists have some good news: It may not be too late for junior to get them.
Many researchers now agree that mental stimulation in one’s early years helps IQ to develop, but there is no such consensus that education – or anything else – can boost IQ on older kids. Studies have seen correlations between a person’s total years of schooling and his or her IQ, but there’s no good way to tease out the cause and effect. It could be that extra school raises IQ, but it’s just as likely that those with higher IQs to start with are inclined to stay in school longer. It’s also possible that some other trait, such as family income, influences both IQ and length of education at the same time. Continue Reading →