AP PSYCHOLOGY

Detailed explanation-1: -age norm. Typical time when a developmental milestone, such as walking or talking, occurs; an age norm can be expressed as an average age or an age range.

Detailed explanation-2: -Developmental milestones are physical or behavioral signs of development of infants and children. Rolling over, crawling, walking and talking are considered developmental milestones and provide important information regarding your child’s early development.

Detailed explanation-3: -Children develop in certain predictable ways, referred to as developmental milestones. Milestones cover four areas of a child’s development–cognitive, communication and language, social and emotional, and motor.

Detailed explanation-4: -Developmental norms are used to assess whether infants, toddlers, children, and/or adolescents are developing cognitive, communication, motor, socioemotional, and adaptive skills at approximately the same rate as their peers.