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Clements, Douglas H.; Sarama, Julie – American Educational Research Journal, 2008
A randomized-trials design was used to evaluate the effectiveness of a preschool mathematics program based on a comprehensive model of research-based curricula development. Thirty-six preschool classrooms were assigned to experimental (Building Blocks), comparison (a different preschool mathematics curriculum), or control conditions. Children were…
Descriptors: Experimental Groups, Control Groups, Mathematics Curriculum, Effect Size
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Carpenter, Thomas P.; And Others – American Educational Research Journal, 1989
Twenty first-grade teachers' use of knowledge from research about mathematical thinking of children was compared with that of 20 teachers who did not participate in an analysis of research. Implications for teacher education and practice are discussed. (SLD)
Descriptors: Children, Classroom Techniques, Cognitive Processes, Comparative Analysis
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Fuchs, Lynn S.; And Others – American Educational Research Journal, 1991
The effects of on-going curriculum-based measurement of student growth and expert system instructional consultation on teacher planning and student achievement in mathematics operations were studied for 33 elementary teachers assigned to one control or 2 experimental groups. Each teacher worked with two learning disabled or emotionally disturbed…
Descriptors: Comparative Analysis, Consultation Programs, Elementary Education, Elementary School Students