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An Exploration Of How Pre-Service Early Childhood Teachers Use Educative Curriculum Materials To Support Their Science Teaching, Deirdre Englehart
An Exploration Of How Pre-Service Early Childhood Teachers Use Educative Curriculum Materials To Support Their Science Teaching, Deirdre Englehart
Electronic Theses and Dissertations
Research indicates that a proportion of elementary teachers are not comfortable teaching science to young children. These teachers are unaware of the best methods of approaching science and don't have the science background knowledge to support teaching through inquiry methods. This case study explores the role educative curriculum materials play in supporting pre-service early childhood education teachers' knowledge with science content and teaching practices. Specifically, I examine how educative materials impact pre-service teacher's content knowledge in science and their pedagogical content knowledge related to inquiry methods. Three pre-service early childhood teachers participated in this research. The teachers were initially interviewed …
Levels Of Line Graph Question Interpretation With Intermediate Elementary Students Of Varying Scientific And Mathematical Knowle, Stacy Keller
Electronic Theses and Dissertations
This study examined how intermediate elementary students' mathematics and science background knowledge affected their interpretation of line graphs and how their interpretations were affected by graph question levels. A purposive sample of 14 6th-grade students engaged in think aloud interviews (Ericsson & Simon, 1993) while completing an excerpted Test of Graphing in Science (TOGS) (McKenzie & Padilla, 1986). Hand gestures were video recorded. Student performance on the TOGS was assessed using an assessment rubric created from previously cited factors affecting students' graphing ability. Factors were categorized using Bertin's (1983) three graph question levels. The assessment rubric was validated by Padilla …
A Phenomenological Study Of The Perceptions And Experiences Of Seven Urban Middle School Science Teachers Related To Retention, Lu Dunn
Electronic Theses and Dissertations
Background: Job satisfaction is essential to retain teachers in classrooms. Increased challenges in today s classrooms discourage many teachers from reaching veteran status. Teachers with a perception that they are making a difference appear to have more resilience in the difficult times in their classrooms. Purpose: To investigate the experiences of middle school science teachers. This study explored the influence of perceptions, beliefs, and experiences on job attrition and teacher satisfaction; and helps explain the cumulative effects that contributed to teachers' dissatisfaction. This study analyzed the intensification of the teaching profession and the increased emotional stress this causes for teachers. …
A Descriptive Framework For The Problem-Solving Experiences Of Physics Students, Sherry Savrda
A Descriptive Framework For The Problem-Solving Experiences Of Physics Students, Sherry Savrda
Electronic Theses and Dissertations
This study investigated the applicability of a general model of physics students' problem-solving experiences that suggests there are four dynamic factors affecting the problem-solving process: categorization, goal interpretation, resource relevance, and complexity. Furthermore, it suggests an overarching control factor called stabilization, which describes the inter-relatedness of the other factors over the problem-solving process. Think-aloud protocols of problem-solving experiences were used to investigate the model. Results of the study showed that conceptual resources had a significant impact on the success of problem-solving attempts. Participants who exhibited a lack of understanding of physics concepts were less likely to check their work, use …
Science Self-Efficacy In Tenth Grade Hispanic Female High School Students, Maria Miller
Science Self-Efficacy In Tenth Grade Hispanic Female High School Students, Maria Miller
Electronic Theses and Dissertations
Historical data have demonstrated an underrepresentation of females and minorities in science, technology, engineering, and mathematics (STEM) professions. The purpose of the study considered the variables of gender and ethnicity collectively in relationship to tenth grade Hispanic females' perception of their self-efficacy in science. The correlation of science self-efficacy to science academic achievement was also studied. Possible interventions for use with female Hispanic minority populations might help increase participation in STEM field preparation during the high school career. A population of 272 students was chosen through convenience sampling methods, including 80 Hispanic females. Students were administered a 27-item questionnaire taken …