Relier Pairs Infant Social DevelopmentVersion en ligne Match the concepts related to social development in infants! par shannie moore 1 Want to be independent 2 Demonstrate engagement when being fed 3 Will offer their toys to share 4 Engage in role play 5 Start to smile 6 Be wary of strangers 7 Might like to play solitary 2 years By 1 year Newborn 4-6 weeks By 1 year 18 months 2 years