Growth and Development for 12 weeks (3 months) infant

12 WEEKS ( 3 MONTHS)

MOTOR DEVELOPMENT

• sits back rounded , knees flex when supported in sitting position
  
• indicates preference for prone or supine position
• holds head erect and steady
  
• holds objects in hands and brings to his mouth
• hands open and close loosely
  

SOCIALIZATION AND VOCALIZATION

• stop crying when familiar person approaches
  
• stay awake longer without crying
• enjoys playing during feeding
• babbles and coos
• smiles more readily

COGNITIVE AND EMOTIONAL DEVELOPMENT

• shows active interest in environment
• recognizes and smiles in response to familiar faces
  
• focuses and follows objects
• aware of strange situations
• derives pleasure from sucking-purposely gets hand to mouth

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