Children appear to approach adult levels of performance on many basic cognitive and motor skills by age 11 or 12, according to a new study coordinated by the National Institutes of Health (NIH).The NIH Magnetic Resonance Imaging (MRI) Study of Normal Brain Development is tracking brain and behavioral development in about 500 healthy American children, from birth to age 18. A report published online today by the Journal of the International Neuropsychological Society* contains the first glimpse of behavioral data ?covering IQ, motor dexterity, language, computation, and social skills ?collected from children ages 6 to 18.>>> Discuss This Story