Developmental Stages Early InterventionBirth - 3 Years of Age communication developmentjoint attentionplay skillssensory regulationearly social interactionplay-based therapyvisual supportsparent coaching School Readiness 4 - 9 Years Old following instructionswaiting and turn-takingclassroom behaviorpeer interactiontransitionssmall group classesstructured playsimulated classroom activities Adolescence10 - 18 Years of Age home routine buildingbehavior plan implementationsibling interaction coachingenvironmental modificationsStructuring RoutinesAdaptive SkillsAdapting to New EnvironmentsTime ManagementSelf-Care SkillsBehavior ManagementNon-ComplianceEmotional RegulationProblem SolvingExecutive Functioning Early Adulthood19 - 26 Years of Age Behavioral plansGoal settingdevelopmental goal trackingdevelopmental assessmentbaseline skillsmeasurable goalsprogress trackingquarterly review