In this study, we analyzed and compared reasoning and proving opportunities in geometry lessons from American standard-based textbooks and Korean textbooks to understand how these textbooks provide student opportunities to engage in reasoning and proving activities. Overall, around 40% of exercise problems in Core Plus Mathematics Project (CPMP)…

The Raygor Readability Estimate, described in this article, is much like the widely used Fry Readability Graph, except that it determines vocabulary difficulty by counting words of six or more letters, rather than by counting syllables. An evaluation found that Raygor was faster and easier to use and more objective than the Fry method. (RM)

This article describes and compares two principal modes of evaluating social studies curricula: the Curriculum Materials Analysis System (CMAS) developed by the Social Science Education Consortium and a system developed by Elizabeth Vallance. (Author/RM)

Compares the production and selection of textbooks in the United Kingdom and North America with respect to such areas as derivation of textbook ideas, evaluation of the ideas, production, distribution, how and by whom the books are bought, and limitations on certain textbook topics. (GT)