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Cheung, Alan; Slavin, Robert E.; Kim, Elizabeth; Lake, Cynthia – Center for Research and Reform in Education, 2015
This article reports a systematic review of research on science programs in grades 6-12. Twenty-one studies met inclusion criteria including use of randomized or matched assignment to conditions, measures that assess content emphasized equally in experimental and control groups, and a duration of at least 12 weeks. Programs fell into four…
Descriptors: Secondary School Science, Science Programs, Middle School Students, High School Students