Child Development: Its Nature and Course

ability active adolescence adults attachment babies baby's become begin behavior biological birth boys brain capacity caregiver cells changes Chapter chil child Christine chromosomes circular reaction classical conditioning cognitive development concept conduct disorders context cultural DeeDee developmental developmental psychology developmentalists disorder dren early effects embryo emerge environment environmental example experience explore eyes factors father feelings fetus gender genes genetic girls human important individual infants influence instance interaction involved Karen language later learning look major Malcolm mature meiosis memory ment Meryl middle childhood Mikey mother newborns object permanence objects occurs older parents patterns peer group percent person perspective Piaget placenta play prenatal development preschoolers problems reflex relationships researchers response role siblings smile social Sroufe stage stepping reflex stimulation stress sucking tasks teenagers tend teratogens tests theory things tion toddlers understanding visual visual acuity words Y chromosome young