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Direct linkBlanton, Maria; Isler-Baykal, Isil; Stroud, Rena; Stephens, Ana; Knuth, Eric; Gardiner, Angela Murphy – Educational Studies in Mathematics, 2019
We share here results from a quasi-experimental study that examines growth in students' algebraic thinking practices of generalizing and representing generalizations, particularly with variable notation, as a result of an early algebra instructional sequence implemented across grades 3--5. Analyses showed that, while there were no significant…
Descriptors: Elementary School Students, Grade 3, Grade 4, Grade 5
Peer reviewedReys, Barbara J.; And Others – Educational Studies in Mathematics, 1991
A study of 255 fifth graders and 177 eighth graders from 12 randomly chosen Mexican schools was conducted to identify and characterize the students' computational estimation skills and strategies. Data from computational estimation tests and selected interviews revealed that Mexican students employed general estimation processes similar to U.S.…
Descriptors: Cognitive Measurement, Cognitive Processes, Cognitive Tests, Elementary Secondary Education
Peer reviewedTall, David; Thomas, Michael – Educational Studies in Mathematics, 1991
Presents computer approach formulated within a framework of versatile thinking designed to overcome obstacles to understanding algebra. Results from related studies comparing the computer and traditional approaches taught to 11, 12, and 13 year olds showed that the computer approach significantly improved the understanding of higher order concepts…
Descriptors: Algebra, Cognitive Development, Cognitive Dissonance, Cognitive Processes
