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Sperm meets egg
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Heart begins to beat
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fingers are clearly visible, thumb sucking ability!
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baby has hair & nails. Fetus is more active. starts kicking & turning around in uterus.
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average baby weighs approximately 7.5 pounds. premature babys can be much smaller.
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most babies are born with babinski reflex, which means that they fan out their toes when the soles of their feet are touched.
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by 15 to 20 weeks patterns begin to mattern to babies. they begin to stare longer at face patterns.
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Development of purposeful movement. by 8 months a baby is able to sit by himslef.
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by 4 months of age infants develop a specific attachment to theirs mothers. grows stronger as they grow and try to maintain contact with their mothers.
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stage of motor development. the ages at which theses stages occur are different from infant to infant. i the US most infants do not start walking until around 1 year of age.
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The period from birth to age 2 years.
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from ages 2 to 7 chldreb enter this stage. this is the age where children begin to use words and symbols to represent objects. in this stage children only see one aspect of a situation and they do not understand the law of conversation.
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at about the age of 7 children begin to show signs of adult thinking. they can focus on 2 dimensions of a problem at the same time.
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self-esteem seems to decline at about age 12 or 13 and increases again during adolescence.
