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Reading Research Reports

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8 November 2010

An Examination of Current Text Difficulty Indices with Early Reading Texts

This report examines the difficulty of early reading texts over the years as measured by today's prevailing indices.

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16 March 2011

What Differences in Narrative and Informational Texts Mean for the Learning and Instruction of Vocabulary

This report compares features of the words in fourth grade ELA and science texts and suggests instructional methods suitable to the vocabulary in each type of text.

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17 June 2011

Growing Capacity with the Vocabulary of English Language Arts Programs: Vocabulary Megaclusters

The typical approach to teaching vocabulary in English/Language Arts programs has been to focus on six to eight words per text. Even though these words may add meaning to a particular story, the target words are often rare and their generalizability is limited. The Vocabulary Megaclusters provides a framework for selecting and teaching words according to their shared meaning and function in stories.

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22 June 2011

Using Multiple Sources of Information in Establishing Text Complexity

The Common Core State Standards/English Language Arts use Lexiles as the single measure of text complexity, but an analysis using the two component measures of Lexiles along with a third measure suggests that conclusions about text complexity vary considerably when multiple quantitative measures are used, rather than a single, omnibus index.