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Direct linkBeeks, Amirah; Graves, Scott, Jr. – School Psychology Forum, 2016
The purpose of this project was to examine the effect of the implementation of the Mystery Motivator intervention as an interdependent group contingency to decrease disruptive behavior in an urban eighth-grade general education science classroom. The study was conducted using an A-B changing criterion design. The effectiveness of the intervention…
Descriptors: Middle School Students, Urban Schools, Grade 8, Classroom Techniques
