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Download full textHelgeson, Stanley L. – 1988
In 1986, a total of 11 different populations involving more than 1000 schools and more than 20,000 students participated in the Second IEA Science Study (SISS). This digest discusses findings related to curricular patterns and student outcomes. Ratings were done at grades 5, 9, and 12, to ensure that the achievement tests reflected the science…
Descriptors: Academic Achievement, Achievement Tests, Comparative Education, Elementary School Science
