Topic IndexThe Growing ChildHealth MaintenancePlayDental HealthSleepTelevision and ChildrenHealthy LifestylesDisciplineImmunizationsNutritionHearing, Speech, and LanguageVisionHealth Promotion and Common ProblemsInfantToddlerPreschool (4 to 5 Years)School-Age (6 to 12 Years)Adolescent (13 to 18 Years)Understanding your child's changing and emerging growth and development is an important part of parenting. Click on the links above to learn more about these topics.