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month 4
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The baby is brought home from the hospital
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Hearing is fully developed in the first month
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2 months
smiling
thumb sucking
brings hands to mouth -
3 months starts turning head to loud sounds and voices
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follows objects with eyes
watches faces
hand-eye coordination -
month 4 recognizes objects and people
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5 months
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month 6 -
like name, no, and yes, month 7
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month 8
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month 9 -
month 10
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month 11 -
month 12 -
start 6-10 months
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month 15-18 -
23-33 months
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18 months