Many students in the United States are graduating from high school without the math skills they need to be considered college ready. For many of these graduates, who find themselves starting their higher education at a community college, remedial math can become an insurmountable barrier that ends their aspirations for a degree or certificate.…

This study reports the results of the first systematic investigation into Astro 101 students' conceptual and reasoning difficulties with cosmology. We developed four surveys with which we measured students' conceptual knowledge of the Big Bang, the expansion and evolution of the universe, and the evidence for dark matter. Our classical test theory…

This book presents a human development model for understanding and treating age related deficits that seem to be characteristic of individuals with learning disabilities. It is the culmination of years of clinical experience, qualitative research, and scholarship in the search for a framework that would be useful for the treatment of learning…