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Dotger, Sharon; McQuitty, Vicki – Elementary School Journal, 2014
This case study introduces the notion of an operative system to describe elementary teachers' knowledge and practice. Drawing from complex systems theory, the operative system is defined as the network of knowledge and practices that constituted teachers' work within a lesson study cycle. Data were gathered throughout a lesson study cycle in which…
Descriptors: Elementary School Teachers, Pedagogical Content Knowledge, Teaching Methods, Systems Approach
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Elder, John P.; Arredondo, Elva M.; Campbell, Nadia; Baquero, Barbara; Duerksen, Susan; Ayala, Guadalupe; Crespo, Noc C.; Slymen, Donald; McKenzie, Thomas – Journal of School Health, 2010
Background: The prevalence of overweight children has reached epidemic proportions, and affects Latinos youth more than other subgroups in the United States. Given the prevalence of obesity and its economic consequences, community health initiatives have shifted toward primary prevention at younger ages. Methods: Data representing all levels of…
Descriptors: Elementary School Students, Obesity, Body Composition, Incidence