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Leinhardt, Gaea; Engel, Mary – Evaluation Review, 1981
This article documents evaluations of the New Primary Grades Reading System (NRS). NRS was implemented in a variety of settings. Evaluations track implementation from early stages of pilot testing through large-scale adoption of NRS. Accumulation of evidence regarding success of innovation across settings allows greater confidence in conclusions…
Descriptors: Basal Reading, Comparative Analysis, Educational Innovation, Individualized Instruction