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Direct linkWasik, Barbara A.; Hindman, Annemarie H. – Journal of Educational Psychology, 2011
In a randomized control study, Head Start teachers were assigned to either an intervention group that received intensive, ongoing professional development (PD) or to a comparison group that received the "business as usual" PD provided by Head Start. The PD intervention provided teachers with conceptual knowledge and instructional…
Descriptors: Video Technology, Educational Strategies, Intervention, Alphabets
