Low-income students and students of color are faced with pervasively lower levels of opportunity to learn compared with their peers, creating unequal opportunities for educational success. Textbooks, which serve as the backbone of the curriculum in most mathematics classrooms, present a potentially powerful tool to help mitigate unequal…

We estimate relative achievement effects of the four most commonly adopted elementary mathematics textbooks in the fall of 2008 and fall of 2009 in California. Our findings indicate that one book, Houghton Mifflin's "California Math," is more effective than the other three, raising student achievement by 0.05 to 0.08 student-level…

The rise of Open Educational Resources (OER) research provides data that Open Textbooks and other forms of OER may be one cost saving approach for college and university students. Yet little research has been conducted around the attitudes and perceptions of the students using these Open Textbooks. This paper examines the perceptions that students…

Educational reforms and standards have been a topic of public debate for decades, with the latest go-round being the State Common Core Curriculum Standards. But time and again those reforms have failed, and each set of standards, no matter how new and different, has had little impact on improving student achievement. Why? The textbooks. Textbooks…

In this study we examined the effects of syntactic and lexical complexity on third-grade students' comprehension of science texts. A total of 16 expository texts were designed to represent systematic differences in levels of syntactic and lexical complexity across four science-related topics ("Tree Frogs, Soil, Jelly Beans and…

Textbooks are often a core element of curricula and delivery of classroom instruction and have long been a source of controversy. The textbook adoption process has become less about content and more about political/cultural pressure. Special-interest groups from the right and left exert enormous influence on textbook content through bias and…

In three series of state-adopted parallel English and Spanish basal readers, comprehension questions most frequently assessed literal comprehension, followed by inference, evaluation, and appreciation. Readability level was higher than stated for second and third grade English texts and higher for Spanish than English texts. Contains 24…

This book is intended as a resource for teachers and curriculum developers who select textbooks for secondary English courses. It includes a compilation of 32 factual textbook reviews obtained from the application of a review instrument, which was based on the California "Model Curriculum Standards: Grades Nine through Twelve, English…

This annotated listing cites 60 print and nonprint K-12 curricula dealing with ethnic groups which were reviewed to test the analysis instrument developed by the California Ethnic Heritage Program. See ERIC document SO 009 095 for a copy of the instrument. Curricula cited treat many ethnic groups and include textbooks, films, filmstrips, student…

Coursebooks are an indispensable tool of the language arts instruction in elementary schools across California State. They are designed for teachers with precise indications of instructional practices, classroom social and participatory structures. However, these pre-designed practices are hardly evaluated for their appropriateness to meet…

As the controversy over religion in the classroom increases, the presence of religious influences and foundations in history has become almost non-existent in textbooks, and classic literature is dropped in favor of reading texts that are "dumbed down" by readability formulas, that avoid anything that might offend influential interest…

Discusses the recent controversy emerging over California's first serious attempt at rewriting traditional history texts from a more multicultural perspective. Analyzes the opposition to the idea of a common U.S. history and the solutions offered in its place. (CJS)