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An Investigation into Introductory Astronomy Students' Difficulties with Cosmology, and the Development, Validation, and Efficacy of a New Suite of Cosmology Lecture-Tutorials
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Wallace, Colin S. – ProQuest LLC, 2011
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…
Descriptors: Learning Problems, Astronomy, College Students, Lecture Method
Effects of Real-Time Captioning and Sign Language Interpreting on the Learning of College Students Who Are Deaf or Hard of Hearing
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Smith-Pethybridge, Valorie – ProQuest LLC, 2009
College personnel are required to provide accommodations for students who are deaf and hard of hearing (D/HoH), but few empirical studies have been conducted on D/HoH students as they learn under the various accommodation conditions (sign language interpreting, SLI, real-time captioning, RTC, and both). Guided by the experiences of students who…
Descriptors: Protocol Analysis, Partial Hearing, Deafness, Metacognition