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Peer reviewedCooper, Harris; Nye, Barbara; Charlton, Kelly; Lindsay, James; Greathouse, Scott – Review of Educational Research, 1996
A review of 39 studies indicates that achievement-test scores decline over summer vacation. Meta-analysis results from combining the 13 most recent studies indicate that the summer loss equals about one month on a grade-level equivalent scale. Discusses implications for school calendar changes. Contains 68 references. (SLD)
Descriptors: Academic Achievement, Achievement Tests, Elementary Education, Elementary School Students
