 brain (Image by PinkPersimon) Details DMCA | The Washington Post: New research that shows poor children have smaller brains than affluent children has deepened the national debate about ways to narrow the achievement gap. Neuroscientists who studied the brain scans of nearly 1,100 children and young adults nationwide from ages 3 to 20 found that the surface area of the cerebral cortex was linked to family income. They discovered that the brains of children in families that earned less than $25,000 a year had surface areas 6 percent smaller than those whose families earned $150,000 or more. The poor children also scored lower on average on a battery of cognitive tests. |
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At www.washingtonpost.com
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