List of Skills by Age
1-2 Months
Responds to different facial expressions of others and imitates simple expressions
2-4 Months
Looks at and touches others
4-6 Months
Responds with enthusiasm to familiar social games with siblings
6-8 Months
Attempts to get the attention of other children with vocalizations and actions
8-10 Months
Approaches other infants
10-12 Months
Offers a child a toy; toy play becomes the center of social interaction with peers
12-15 Months
Demonstrates parallel object play with another child (plays with same or similar toys, but not with another child)
15-18 Months
Spontaneously shares toys, food, etc. with others, but conflict over toys is common; imitates peers actions
18-21 Months
Shows a preference for play with a peer over an adult; demonstrates cooperative play with large outdoor equipment
21-24 Months
Demonstrates pretend play directed toward others (at child’s own initiation); may offer cup or pretend food
24-27 Months
Engages in pretend parallel play; talks about how others feel
27-30 Months
Demonstrates role of both a leader and a follower with peers; shares toys, helps others, talks to peers, cooperates in games, and imitates actions and speech of others
30-33 Months
Language and actions are increasingly coordinated with joint discussion of actions, descriptions, and regulation of play; words begin to serve as turns in games
33-36 Months
Demonstrates associative play (playing together with same materials, but not with same goals); imitates actions and incorporates others’ ideas in play sequences
36-42 Months
Silly boisterous play with peers; demonstrates preference for play partners
42-48 Months
Preference for same gender peers; engages in cooperative play; forms attachments to specific peers; attempts to solve conflicts independently
48-54 Months
Establishes special friendships that last over time; demonstrates cooperative, coordinated socio-dramatic play
54-60 Months
Carries on long conversations with friends related to a wide range of topics; plans complex activities with friends