The purpose of this study was to test the validity of the Fry Readability Graph on an eighth grade social studies textbook. It was found to be a valid measure by using an achievement test, and by comparing between groups of students who should and should not have comprehended the test. For journal availability, see SO 505 690. (Author/JR)

Undergraduate students enrolled in a Principles of Psychology II course were asked to rate selections from introductory psychology texts for reading ease. These student ratings were then compared with the ratings obtained using the Flesch readability formula. Student ratings did not agree very well with the Flesch scores. (RM)

The purpose of this study was to determine whether three procedures-- the cloze, maze, and intact cloze--were reliable and valid measures of readability. One hundred and eighty one sophomores were involved in the study. A passage, An Industrial Giant: Standard Oil Company, from the U.S. history textbook "The People Make a Nation"…

The purpose of the study was to determine the readability level and the level of involvement for selected science textbooks for grades 7-10. A review of related literature concerning readability scales and the Romey Index is included. Thirty secondary science texts were evaluated using the Fry Readability Graph and Romey's Involvement Index. The…

This book is a guide to the evaluation and development of textbooks that focuses on the research on which they are based to the writing of the text. It also explores research into textbook effectiveness and provides an overview of the research in the field. The chapters are: (1) "Respondents' Opinions"; (2) "Evaluation of Textbooks by…

Using the Fry Readability approach and a ten percent random sample of all reading materials from each grade level within a program, readability data were collected on six popular elementary science textbook series. Fry readability averages and ranges for the six programs surveyed are reported by grade level. (Author/MK)

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.…