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McTigue, Erin M.; Slough, Scott W. – Reading Psychology, 2010
Within this article, we introduce our conception of text accessibility. First, we synthesize recent research on informational text quality and present key attributes proven to contribute to comprehension of science texts beyond the readability formula. These features include (a) the concreteness of text, (b) the voice of the author, (c) coherent…
Descriptors: Readability Formulas, Science Instruction, Textbooks, Textbook Content
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Vachon, Myra K.; Haney, Richard E. – Journal of Research in Science Teaching, 1991
The objectives of this study were to develop a method for scoring the level of abstraction (LOA) of science reading material and explore its relationship with other methods for assessing curriculum materials. LOA is defined as the ratio of the nonconcrete concepts to the total number of concepts in a written passage expressed as a percent.…
Descriptors: Abstract Reasoning, Content Area Reading, Developmental Stages, Educational Research