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Sensory-Motor Development
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Small Muscle – Infants 6 to 9 months can:
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- hold two objects in one hand,
- pass a toy from one hand to the other, and
- do two things at the same time.
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Large Muscle - Infants 6 to 9 months can:
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- pull things they want toward themselves,
- roll over easily,
- sit without support when put in a sitting position,
- push up from their stomachs into a sitting position,
- pull themselves to a standing position by holding onto furniture,
- bend forward when sitting down, (they use their hands for support,) and
- begin crawling movements.
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Self-Help – Infants 6 to 9 months can:
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- feed themselves crackers,
- hold their own bottles, and
- reach for the spoon while being fed.
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At 6 to 9 months of age infants:
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- may say "da-da, ma-ma," but not know what they mean,
- babble to themselves or familiar persons,
- laugh and coo when alone,
- copy mouth and lip movements,
- imitate sounds and gestures more closely,
- shout, and
- say sounds which are more like words.
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Social-Personal Development
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Now the infants at 6 to 9 months of age will:
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- laugh and smile at pictures or someone laughing,
- show pleasure in listening to their own voice,
- enjoy making and repeating different sounds,
- try to imitate sounds, actions, and gestures,
- shout for your attention,
- show interest in you by grabbing your hair, nose, or glasses,
- like to play "peek-a-boo,"
- push away something not wanted,
- will try to follow you and may cry if you leave,
- may play happily alone,
- enjoy playing with objects,
- will reach and pat their reflections in the mirror, and
- squeal with joy or pleasure.
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Infants 6 to 9 months of age now will:
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- try to do things over and over until they can do them better,
- look for and uncover a toy which they have seen hidden,
- pay attention to sights and sounds for a longer time,
- see differences between colors and simple shapes,
- get toys which are a short distance away,
- may show fear of heights,
- may kick at a hanging toy,
- shake or move an object to make a noise,
- may stay awake for two to three hours at a time,
- show surprise when a familiar object disappears, and
- can do two things at once.
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Reference: Michigan Department of Social Services
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