Compensatory preschool programs, such as project head start, have had positive outcomes yet participants' performance the performance of middle-class children.

a punishment or the threat of punishment used to enforce conformity. enforcement of norms or shared rules of conduct that tell people how to act in specific situations. social control. not everyone internalizes all of society's norms, and some people must be motivated by self-fulfillment.

the vibration from the sound waves messed with the glass and it shattered.

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