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Try and Prove It: An Exercise in the Logic of Science.
Peer reviewed Peer reviewed
Bady, Richard J.; Enyeart, Morris A. – Science Teacher, 1978
Presents a classroom activity which can be used both to assess student's modes of thought and to clarify the logic of hypothesis testing. The task is based on Piaget's theories of cognitive development. (HM)
Descriptors: Cognitive Development, Educational Research, Hypothesis Testing, Learning Theories
Enrollments in NSF-Funded Courses: Righting the Record
Peer reviewed Peer reviewed
Watson, Fletcher G. – Science Teacher, 1978
Questions findings of the National Center for Educational Statistics (NCES) 1975 and 1976 surveys of junior high-senior high science course enrollments. Cites previous findings of the ERIC/Ohio State survey and textbook sales data as evidence of inaccuracies in the NCES study. (CP)
Descriptors: Educational Research, Elementary School Science, Elementary Secondary Education, Enrollment Trends
In Defense of the Data--the NCES Response
Peer reviewed Peer reviewed
Osterndorf, Logan C. – Science Teacher, 1978
A spokesperson for the National Center for Educational Statistics (NCES) presents arguments to refute those points cited in the previous article (See SE 522 187). (CP)
Descriptors: Educational Research, Elementary School Science, Elementary Secondary Education, Enrollment Trends
Determining the "Half-Life" of Nuclear Education.
Peer reviewed Peer reviewed
Lenda, Michael P.; Learn, George A., Jr. – Science Teacher, 1980
Described is a study to determine the long-range impact of the Pennsylvania Nuclear Science Prolect. Findings include that fewer than one-half participants are still teaching the pilot program, that school/teachers who "dropped out" averaged three years from initial involvement, and that student interest and scheduling problems are two…
Descriptors: Course Evaluation, Curriculum Development, Educational Research, Nuclear Physics