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Killion, Joellen – Journal of Staff Development, 2015
Using 4th- and 8th-grade mathematics data from 2003, 2007, and 2011 Third International Mathematics and Science Study (TIMSS) assessments, researchers conducted a cross-national empirical study to examine teacher participation in professional development and its impact on student achievement. Findings from the research show that, although 4th- and…
Descriptors: Grade 4, Grade 8, Mathematics Teachers, Teacher Participation