Solving complex arithmetic problems in middle childhood is related to understanding the place value concept, fact retrieval, and

a. metalinguistic awareness.
b. the hierarchical model of intelligence.
c. the self-teaching mechanism.
d. the amount of time practicing with actual problems.

Answer: d. the amount of time practicing with actual problems.

Psychology

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Comparisons of large and small schools reveal that:

A. small schools actually offer more varied curricula. B. students in large schools are more likely to participate in school activities. C. small schools have more material resources. D. students in small schools are more likely to participate in school activities

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Impulsiveness and perseveration are similar in that they both represent

an underdeveloped prefrontal cortex. emotional control issues. an underdeveloped temporal cortex. bad parenting.

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