Choosing good child care for your little one makes a difference not only in the preschool years but also when your child reaches adolescence, new research suggests. At age 15, kids who had been in higher-quality care scored higher on tests of cognitive and academic achievement than peers in lower-quality care, the study found. The gain was comparable to what had been observed earlier among kindergarten-bound 4-1/2-year-olds in high-quality care....