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Lobato, Joanne; Hohensee, Charles; Rhodehamel, Bohdan – Journal for Research in Mathematics Education, 2013
Even in simple mathematical situations, there is an array of different mathematical features that students can attend to or notice. What students notice mathematically has consequences for their subsequent reasoning. By adapting work from both cognitive science and applied linguistics anthropology, we present a focusing framework, which treats…
Descriptors: Mathematics Instruction, Algebra, Mathematical Logic, Logical Thinking
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Tienken, C. H.; Achilles, C. M. – AASA Journal of Scholarship & Practice, 2006
Most research on the positive effects of class-size reduction (CSR) has occurred in the elementary level (Word, Johnston, Bain, Fulton, Zaharias, Lintz, Achilles, Folger, & Breda, 1990; Molnar, Smith, Zahorik, Palmer, Halbach, & Ehrle, 1999). Is CSR an important variable in improving education in the middle grades? Can small classes be…
Descriptors: Class Size, Grades (Scholastic), Small Classes, Instructional Program Divisions