Reading in alphabetic orthography requires analysis and recognition of specific attributes of visual stimuli, and generation, reactivation, and use of mental images of letters and words. This study evaluated the role of visual analysis and mental imagery in reading performances of students at different stages of reading acquisition. Reading…

This study addresses the following questions: Does professional development (PD) designed to meet third-, fourth-, and fifth-grade teachers' pedagogical and content needs influence how teachers teach and engage with graphical devices found in social studies texts? If so, what effect does that instruction and engagement have on students'…

Dyslexia in consistent orthographies like German is characterized by dysfluent reading, which is often assumed to result from failure to build up an orthographic lexicon and overreliance on decoding. However, earlier evidence indicates effects of lexical processing at least in some German dyslexic readers. We investigated variations in reading…

Students in the United States demonstrate low proficiency in their math skills. One promising intervention, computer-assisted instruction, may be used for remediation. There is growing support that computer-assisted instruction is effective for increasing addition and multiplication accuracy and fluency, but more research is necessary in order to…

Although current categories of learning disabilities include as specific disabilities calculation and mathematical problem solving [see IDEA reauthorization, 2004, Sec. 300.8(c)(10)], the majority of research focuses on calculation disabilities. Previous studies have shown, however, that deficits in word problem solving difficulties are persistent…