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Vachon, Myra K.; Haney, Richard E. – 1988
Classroom teachers frequently express concern that textbooks and other curriculum materials are too difficult for their students. The objectives of this investigation were to develop a method for scoring the Level of Abstraction (LOA) of science reading material, and explore its relationship with certain other known methods for assessing…
Descriptors: Cognitive Structures, Elementary School Science, Elementary Secondary Education, Readability