Child language acquisition research has provided ample evidence of lexical frequency effects. This corpus-based analysis introduces a novel frequency measure shown to significantly constrain adult language variation, but heretofore unexplored in child language acquisition research. Among adults, frequent occurrence of a form in a particular…

Why are some words harder to learn than others? In a long-term CASLR (computer-assisted second language research) study, a vocabulary flashcard program that employs spaced repetition for explicit vocabulary training was used in order to arrive at data on the difficulty of individual words. The vocabulary content of a beginner's Welsh course was…

Prompting students to self-explain during problem solving has proven to be an effective instructional strategy across many domains. However, despite being called "domain general", very little work has been done in areas outside of math and science. In this dissertation, I investigate whether the self-explanation effect holds when applied…

Results of a study are presented that suggest the grammatical structures of English some deaf and hard of hearing students struggle to acquire. A review of the literature from the past 40 years is presented, exploring particular lexical and morphosyntactic areas in which deaf and hard of hearing children have traditionally exhibited difficulty.…