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1-3 months
physical- can move arms and legs together and moves reflexively, emotional-may show fear of new sounds, cognitive/intellectual- laughs out loud, and social- tries to attract attention of caregiver. -
4 months
physical- may roll from side to side and looking from toy to another object, emotional- express delight, cognitive/intellectual- enjoys watching hands and feet, and social- shows social aspects of feeding time -
5-6 months
grabs objects with either hand, emotional- be able to play the peek a boo game and may begin to show fearful behavior of separateness, cognitive- grabs at anything and all objects in reach, social- enjoys playing with children. -
7-8 months
physical- holds an object in each hand and crawls, emotional- begins to have a sense of humor, cognitive- anticipates events, and social- exhibits fear of strangers. -
9 months
physical-may try to crawl up stairs, emotional- likes to show fear of heights, cognitive- responds appropriately to a few specific words, social- likes to play games like pat a cake. -
10 months
physical- likes to walk holding caregivers hand, emotional- cries less often, cognitive- speaks first recognizable word, social- more aware of and sensitive to other children. -
11 months
physical- stands alone, emotional- recognizes the difference between being good and being naughty, cognitive- waves goodbye, and social- tests caregivers to define limits. -
1 year
physical- may be able to take off clothes, emotional- begin to develop self-identity and independence, cognitive- puts nesting toys together correctly, and social- enjoys playing with siblings.
