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Peer reviewedBoyd, Linda H.; Carson, Virginia M. – AMATYC Review, 1991
Indicates that utilizing calculators to introduce algebraic concepts in a prealgebra course provides students with a solid foundation for the study of college mathematics. Pedagogical criteria emphasized the difference between exact and approximate results, appropriate use of the calculator in problem solving, the role of estimation in…
Descriptors: Calculators, Classroom Techniques, Curriculum Development, Experimental Groups
Peer reviewedMeichtry, Yvonne J. – Journal of Research in Science Teaching, 1992
More than 1,600 middle school students, including an experimental group exposed to the Biological Science Curriculum Study (BSCS), were administered the Modified Nature of Scientific Knowledge Scale. Results indicate that the students utilizing the traditional science curriculum possessed a significantly better understanding of the testable nature…
Descriptors: Cognitive Development, Cognitive Measurement, Comparative Analysis, Control Groups
