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Bancroft, Roger J. – 2001
This report describes a study of the effects of using pretests in science classes on chapter test achievement results. The targeted population consisted of eighth grade science students at a junior high school from 1992 to 2001. Whether giving a pretest followed by a posttest at the end of the chapter, or giving only the test at chapter end…
Descriptors: Academic Achievement, Achievement Gains, Junior High School Students, Junior High Schools
Green, Sammy Joe – 1972
This study was designed to determine if students taking junior high school science would receive greater understanding and retention of science principles and procedures from the Earth Science Curriculum Project (ESCP) than would students taught grneral science via the lecture-demonstration method. No attempt was made to group the students (28 in…
Descriptors: Concept Teaching, Discovery Learning, Doctoral Dissertations, Earth Science