Textbook publishers are under attack for producing books that are superficial in content and oversimplified or confusing in language. They respond that their products are the inevitable result of applying the many textbook selection formulas to book production. Efforts by educators to improve textbooks are currently being organized. (PGD)

Discussion of the notion of readability focuses on predicting readability with computerized readability formulas. Semantic and syntactic factors are discussed, the development of readability formulas is described, and five commercially available computer readability formulas are reviewed, including the Readability Estimator, Readability Formulas,…

Noting that readability formulas are strictly text-based and therefore do not reflect the interactive nature of the reading process, this paper argues that many of the instructional material evaluations for which such formulas are used are inappropriate and offers more reader-based alternatives to the use of formulas. The first half of the paper…

Argues that readability formulas accurately predict how easily a passage will be understood by considering sentence length and word difficulty. Claims that the misuse of readability formulas as writing guides is responsible for much of the criticism. Challenges the critics to come up with something better. (RS)

Examines the traditional criteria for evaluating first and second language reading texts. Proposes that, if reading is interaction between a text and a reader, variables related to the reader's side of the process, global textual properties, content characteristics, and rhetorical and discourse features should be considered before linguistic…

Offers a critique of existing methods of assessing the human interest of basic writing textbooks, contending that most are abstract and subjective and that the more objective Flesch formula inflates texts' human-interest level. Advocates modifying existing formulas and guidelines. Suggests criteria (e.g., appropriateness of readability level) for…

It has been customary to simplify texts to increase their readability for young readers. Recent studies suggest that it is the predictability of texts that is the key to their readability and that simplification may actually create problems for the reader. (RBW)

One of a series dealing with current issues affecting language arts instruction, this paper focuses on the conceptions and misconceptions of readability. The paper begins by noting that over the years, researchers in readability have had two major goals: to determine what makes written materials easy or difficult to read and comprehend, and to…

Reviews research findings about community college students' reading skill levels; the discrepancy between reading levels and the difficulty of college-level reading materials; reading program characteristics and effectiveness; textbook readibility formulas; and other methods of evaluating textbooks. Offers recommendations for reducing the…

The purpose of this paper is to make classroom teachers on all educational levels aware of the limitations of readability formulas and the factors affecting readability that are not accounted for by the readability formulas. delineated in discussions of readability formula assumptions, problems, and limitations. Some of the specific factors that…

Those interested in textbook research, theory, and practice need to identify the independent or context variables that influence the making of a textbook--the intervening variables that come into play as textbooks are conceived, developed, and designed--and to show how these impact on the textbook, or dependent variable. To begin, critics and…

This article introduces and discusses some aspects of the complex problem of textbook reform, and suggests what the future holds for textbooks. (DCS)

Intended to help teachers both improve students' text comprehension and better understand the teaching-learning process involved, this book focuses on comprehension and concept development as the central core of an effective educational program. The book's five sections deal with teaching explicit comprehension skills, precomprehension and…