Adolescent male and female brains respond differently to English sentences. (left, boys; right, girls) (top, correct sentence; bottom, incorrect sentence) Colors represent correlation between test scores and neural activity. Warm colors show positive correlation, cool colors show negative correlation. Regions marked with * and + show statistically significant correlation. Points from the region of interest (circled) are used to plot neural activity vs. test scores. (Top) Boys show increased activation with proficiency in the front left of the brain, girls show increased activation in the back left. (Bottom) Boys show decreased activation with proficiency in the back right of the brain; girls show increased activation at the back left.