4: Infancy Last updated Save as PDF Page ID 60358 Lumen Learning Lumen Learning 4.1: Why It Matters- Infancy 4.2: Introduction to Physical Growth and Development in Newborns and Toddlers 4.3: Physical Growth and Brain Development in Infancy 4.4: Motor and Sensory Development 4.5: Nutrition 4.6: Sleep and Health 4.7: Introduction to Cognitive Development in Infants and Toddlers 4.8: Cognitive Development 4.9: Language Development 4.10: Moral Reasoning in Infants 4.11: Introduction to Emotional and Social Development During Infancy 4.12: Emotional Development and Attachment 4.13: Psychosocial Development 4.14: Putting It Together- Infancy 4.15: Discussion- Infancy 4.16: Assignment- Hot Topic Infographic