Social and Emotional Development Milestones
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Every baby develops at his/her own pace, so it is impossible to tell exactly when your child will learn a given skill in developmental milestones.
The listed milestones below will give you a general idea of the changes you can expect. Do not be alarmed if your own baby’s development takes a slightly different course and/or pace.
By the end of 12 months
Shy or anxious with strangers
Cries when mother or father leaves
Enjoys imitating people in his/her play
Shows specific preferences for certain people and toys
Tests parental responses to his/her actions during feeding
Tests parental responses to his/her behavior
May be fearful in some situations
Prefers mother and/or regular caregiver over all others
Repeats sounds or gestures for attention
Finger-feeds him/herself
Extends arm or leg to help when being dressed
By the end of 2 year (24 months)
Imitates behavior of others, especially adults and older children
More aware of him/herself as separate from others
More excited about company of other children
Demonstrates increasing independence
Begins to show defiant behavior
Separation anxiety increases toward midyear then fades
By the end of 5 year (60 months)
Wants to please friends
Wants to be like his/her friends
More likely to agree to rules
Likes to sing, dance, and act
Shows more independence and may even visit a next-door neighbor by herself
Aware of gender
Able to distinguish fantasy from reality
Sometimes demanding, sometimes eagerly cooperative