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Peer reviewedJacobson, Willard J.; Doran, Rodney L. – Science Teacher, 1985
Compares the performance of ninth-grade students on 30 common test items given during the First (1970) and Second (1983) International Science Study, including differences related to sex. Findings, among others, show that overall, students in 1983 scored higher than their predecessors in 1970. (JN)
Descriptors: Academic Achievement, Comparative Analysis, Grade 9, Junior High Schools
