The research team randomly assigned 30 New York City middle schools (two 6th and two 7th grade classrooms in each, with a final total of 117 participating classrooms) to one of four conditions: (1) a classroom"
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Year Published: 2010
Author: Nan Stein
The research team randomly assigned 30 New York City middle schools (two 6th and two 7th grade classrooms in each, with a final total of 117 participating classrooms) to one of four conditions: (1) a classroom"