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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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Kellman Kellman
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8 years ago
According to Piaget, formal operations is fully attained and cognitive maturation is complete by ____.
a.    at least age 12
b.   at least age 20
c.    at least age 30
d.    at least age 40
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Child Development: A Cultural Approach

Child Development: A Cultural Approach


Edition: 1st
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randis_oddyrandis_oddy
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Kellman Author
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8 years ago
Thank you!
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