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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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Ayeaye Ayeaye
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8 years ago
Derek has just shifted from relying on simple sensory and motor schemes to use of symbols. How old is Derek?
a.   18 months
b.   3 years
c.   4 years
d.   5 years
e.   7 years
Textbook 
The Developing Child

The Developing Child


Edition: 13th
Authors:
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TinklerTinkler
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8 years ago
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Ayeaye Author
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#2
8 years ago
How do you know so much! You're some kind of genius lol Thank you
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#3
8 years ago
You're welcome Wink Face
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