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Office of Special Education and Rehabilitative Services, US Department of Education, 2009
The "28th Annual Report to Congress on the Implementation of the Individuals with Disabilities Education Act, 2006" follows the 2005--i.e., the 27th annual report--in sequence. The "28th Annual Report to Congress" has two volumes. Volume 1 presents a picture of how children and students are being served under the law nationwide…
Descriptors: Early Intervention, Disabilities, Special Education, Public Education

Shultz, Thomas R.; And Others – Developmental Psychology, 1973
The fact that the suggestion to cluster was capable of offsetting social class differences in recall is discussed in terms of Jensen's recommendations for differential education of middle- and lower-class children. (Authors)
Descriptors: Age Differences, Cluster Grouping, Grade 1, Grade 4

Denney, Nancy Wadsworth; Ziobrowski, Martin – Journal of Experimental Child Psychology, 1972
Study suggests that, rather than being less able to organize information, young children simply organize according to different criteria than adults. (Authors)
Descriptors: Age Differences, Cluster Analysis, Cluster Grouping, College Students
Walden, Toini A. – 1974
This study was designed (1) to determine differences in classificatory skills of low socioeconomic status children under intervention and non-intervention conditions; (2) to determine differences in classification skills of bilingual, biliterate, and monolingual students; and (3) to study differences in classificatory skills as a function of age.…
Descriptors: Age Differences, Bilingual Students, Classification, Cluster Grouping