Considering Piaget's theory of cognitive development, we would expect a student in the concrete operational stage to have the greatest difficulty with which one of the following questions?
a. An apple pie is cut into 4 pieces. A blueberry pie of the same size is cut into 12 pieces. How many pieces of blueberry pie do you need to have the same amount as 3 pieces of the apple pie?
b. In what way are an apple and a blueberry alike?
c. If we have one row of blueberries arranged like so: o o o o o o
and another row of blueberries arranged like so: o o o o o o
then does one row have more blueberries than the other?
d. If you have 8 Macintosh apples and 2 Jonathan apples, then do you have more Macintoshes or more apples?
Question 2
Joel is loud and disruptive in Miss Taylor's class today. Who owns this problem?
a. Joel
b. the principal
c. Joel and Miss Taylor
d. Miss Taylor
Protostomic versus Deuterostomic development
Jean Piaget (1896–1980).
A new drug development time line with the four phases of drug approval.
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