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Chiang, Hanley; Walsh, Elias; Shanahan, Timothy; Gentile, Claudia; Maccarone, Alyssa; Waits, Tiffany; Carlson, Barbara; Rikoon, Samuel – National Center for Education Evaluation and Regional Assistance, 2017
Reading comprehension--the ability to understand the meaning of text--is a foundational ability that enables children to learn in school and throughout life. Children who struggle with reading comprehension in the third or fourth grade are at high risk for dropping out of school, with detrimental effects on their future employment, income, and…
Descriptors: Reading Comprehension, Language Acquisition, Preschool Education, Early Childhood Education
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What Works Clearinghouse, 2010
"Saxon Elementary School Math," published by Houghton Mifflin Harcourt, is a core curriculum for students in kindergarten through grade 5. A distinguishing feature of "Saxon Elementary School Math" is its use of a distributed approach, as opposed to a chapter-based approach, for instruction and assessment. The program is built…
Descriptors: Educational Research, Instructional Effectiveness, Core Curriculum, Elementary School Mathematics
Lee, Jaekyung; Finn, Jeremy; Liu, Xiaoyan – Online Submission, 2011
Through a synthesis of test publisher norms and national longitudinal datasets, this study provides new national norms of academic growth in K-12 reading and math that can be used to reinterpret conventional effect sizes in time units. We propose d' a time-indexed effect size metric to estimate how long it would take for an "untreated"…
Descriptors: Control Groups, National Norms, Effect Size, Mathematics Education