The purpose of this study is to examine how proportional reasoning is introduced and developed in two widely used U.S. and Korean mathematics textbooks for grades 6-7. Seven research-based frameworks that identify student learning opportunities for understanding of proportional reasoning were used to analyze the textbooks. The results showed that…

This study was an expanded replication of an earlier endeavor (Shermis, Burstein, & Bliss, 2004) to document the writing outcomes associated with automated essay scoring. The focus of the current study was on determining whether exposure to multiple writing prompts facilitated writing production variables (Essay Score, Essay Length, and Number…

To examine how conceptual knowledge about fraction magnitudes changes as students' learning progresses, 5th and 7th-grade students were asked to solve fraction magnitude problems that entailed finding a fraction between two given fractions and then to evaluate solutions for similar problems that were modeled for them. When the given fractions…

A study investigated students' reactions to the addition of nontraditional games (played in and traditional to another country) to the physical education curriculum. Seventh grade students in Australia were introduced to game development, skills, and present status of two sports, 'Midget' Hockey, a modified version of Canadian ice hockey, and…

This study examined the generalizability of the internal/external (I/E) frame of reference model of academic self-concept development. The "external" component of the model refers to comparing one's achievement with one's peers; in LISREL causal modeling, this external comparison is presented as positive paths. The "internal"…