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A Vygotskian Analysis of Preservice Teachers’ Conceptions of Dissolving and Density (open access)

A Vygotskian Analysis of Preservice Teachers’ Conceptions of Dissolving and Density

The purpose of this study was to examine the content knowledge of 64 elementary preservice teachers for the concepts of dissolving and density. Vygotsky’s (1987) theory of concept development was used as a framework to categorize concepts and misconceptions resulting from evidences of preservice teacher knowledge including pre/post concept maps, writing artifacts, pre/post face-to-face interviews, examination results, and drawings. Statistical significances were found for pre- and post-concept map scores for dissolving (t = -5.773, p < 0.001) and density (t = -2.948, p = 0.005). As measured using Cohen’s d values, increases in mean scores showed a medium-large effect size for (dissolving) and a small effect size for density. The triangulated results using all data types revealed that preservice teachers held several robust misconceptions about dissolving including the explanation that dissolving is a breakdown of substances, a formation of mixtures, and/or involves chemical change. Most preservice teachers relied on concrete concepts (such as rate or solubility) to explain dissolving. With regard to density, preservice teachers held two robust misconceptions including confusing density with buoyancy to explain the phenomena of floating and sinking, and confusing density with heaviness, mass, and weight. Most preservice teachers gained one concept for density, the density …
Date: May 2014
Creator: Shaker elJishi, Ziad
System: The UNT Digital Library
In-service Teacher Perception of Feedback From Formative Evaluation Within the Teacher Appraisal Process and Its Relationship to Teacher Self-efficacy (open access)

In-service Teacher Perception of Feedback From Formative Evaluation Within the Teacher Appraisal Process and Its Relationship to Teacher Self-efficacy

The purpose of the study is to describe the current status of and the relationships between teacher self-efficacy and in-service teachers’ perceptions and/or attitudes of (a) the quantity and quality of feedback from formative evaluation, (b) toward feedback from formative evaluation, and (c) the impact of feedback from formative evaluation on teacher self-efficacy. In addition to calculating correlation coefficients, 6 teachers were interviewed – 2 each from high, medium, and low efficacy schools. The quantitative data reported low, positive correlations between all of the factors. Statistically significant correlations were found between 8 of the 12 factors including teacher attitudes toward feedback from formative evaluation and: overall Teacher Sense of Efficacy Scale (r = .302), student engagement (r = .309), instructional strategies (r = .237) and classroom management (r =.266). Other statistically significant correlations were found between teacher perceptions of the impact of feedback from formative evaluation and its relationship to self-efficacy and: overall Teachers’ Sense of Efficacy Scale (r = .295), Student Engagement (r = .300), Instructional Strategies (r = .209), and Classroom Management (r = .282). The face-to-face interviews and online focus group supported the quantitative findings as the participants reported that they value formative evaluation and feedback and …
Date: December 2014
Creator: Curran, Chaney L.
System: The UNT Digital Library
Measuring Teaching Effectiveness Using Value-Added and Observation Rubric Scores (open access)

Measuring Teaching Effectiveness Using Value-Added and Observation Rubric Scores

This mixed-methods study examined the extent to which teacher performance and student performance measures correlated, and to understand which specific practices of mathematics teachers in Grades 3-5 related to student performance. Research was conducted at five elementary schools in a large, urban north Texas school district. Data sources included component scores and recorded evidence from observation rubrics, interviews with campus administrators, and value-added modeling (VAM) student growth scores. Findings indicated a modest relationship between teacher performance levels and student performance levels. Lack of access to individual teacher VAM data, per district policy, might have impacted the strength of the relationship. Interviews with administrators and an examination of the evidence cited in the observation rubrics identified specific practices associated with highly rated mathematics teaching. Differences in administrators’ experience levels with both mathematics instruction and the observation instrument might have influenced rubric scores and the level of specificity shown in evidence statements.
Date: December 2014
Creator: McKenzie, Andrew
System: The UNT Digital Library
Do Minutes Matter? Connecting Tardiness to Academic Achievement (open access)

Do Minutes Matter? Connecting Tardiness to Academic Achievement

Within the scope of all that is expected to be accomplished in education, what difference does a tardy make? This study was designed to examine the significance of tardiness, as it relates to student achievement, as measured by the results of the state math test. It also investigated the generation of change by the campus administrator to improve punctuality, with a new method of enforcing the tardy policy with the use of an electronic data system. This study used archived data from the one high school in a suburban school district in Texas. From a student population of 2,631, two subject groups of 919 and 1,310 were determined. Spearman rho results confirmed a moderate inverse relationship between student tardiness and results on the state math test. Descriptive discriminant analysis indicated that tardiness contributed to 25% of the variance in the results on the state math test, when considered alone, and had a smaller contribution when considered with other variables. A visual review of the data portrayed an inverse relationship between the occurrences of tardiness and the pass/fail results on the state math test; as tardiness increased, passing rates decreased. Wilcoxon signed rank test results revealed a reduction in the magnitude …
Date: August 2014
Creator: Taylor, Tresa S.
System: The UNT Digital Library
Teachers’ Perceptions of Their Responsibilities in Teaching Social Emotional Skills: a Case Study (open access)

Teachers’ Perceptions of Their Responsibilities in Teaching Social Emotional Skills: a Case Study

This study investigated the beliefs of teachers at a particular elementary campus in North Texas during its first year of implementation of a social emotional curriculum regarding teaching social emotional skills and the influence of those beliefs on their classroom practices. The study drew from the works of Dewey and Bandura in the development of a framework for teacher decision making. A case study design incorporating multiple cases within the case study utilized a mixed-methods approach for data collection and analysis. Ten teachers volunteered and participated in the quantitative data collection, and four of those ten participated in the qualitative data collection through interviews and classroom observations. Data collection methods also included a demographic survey, a questionnaire on teacher beliefs about social emotional learning, and a self-ranking scale of practices related to teaching social emotional skills. Results indicated that although all participants believed social emotional skills instruction was part of their duties as teachers, their practices in teaching social emotional skills varied. Additionally, there was a mismatch between participants’ self-identified practices and the practices that were observed during the study. Administrative support for program implementation was high, but did not necessarily translate to effective practices during the first year of …
Date: August 2014
Creator: Madueke, Nkechi A.
System: The UNT Digital Library
A Multiple Case Study of Two African American Female Administrators in High Achieving Elementary Schools (open access)

A Multiple Case Study of Two African American Female Administrators in High Achieving Elementary Schools

African American female principals typically lead low socioeconomic elementary schools. Administrators in predominately urban schools are familiar with the needs of minority students. Although Title I funds are provided from the national government via local educational agencies (LEAs), this money is normally not enough to keep up with technology integration and programs of more affluent schools. Therefore, African American female administrators rely on culture to develop meaningful relationships with students, teachers, and parents and makeup for any financial hardships, which may exist during the transformation of urban elementary schools. Limited research is available on academic success in urban schools. Over the years, much of the focus has been on failure of underperforming schools with minority students and leaders. Additionally, there is a lack of research on the leadership of African American female school leaders. Thus, it is important to study successful African American female role models in urban schools. The purpose of this study was to examine transformational leadership skills evident in African American female principals at high-achieving, urban elementary schools. What are the transformational leadership skills evident in two African American female principals who work in high-achieving urban elementary schools? It was assumed that African American female principals applied …
Date: August 2014
Creator: Taylor, LaBotta
System: The UNT Digital Library
Beliefs of Mathematics Pre-service Teachers About Project-based Learning (open access)

Beliefs of Mathematics Pre-service Teachers About Project-based Learning

This study explored the beliefs of pre-service secondary mathematics teachers about project-based learning (PBL), as they encountered a project-based learning high school where they implemented a project-based unit of instruction. A qualitative study was conducted with one undergraduate cohort in a higher education science, technology, engineering, and mathematics (STEM) national initiative that has 40 U.S. replication sites. Using teaching philosophy statements and focus group discussions, the beliefs of STEM pre-service secondary teachers are made visible. The findings from this study reveal a recurring theme: the process of how these pre-service teachers seemed to evolve and mature as teachers, from novice toward becoming an expert, as they asked themselves internal questions that are common to developing teachers. These pre-service STEM teachers experienced 1) internal questions about their own growth as a potential teacher, as evidenced through their verbal and written statements; 2) tension between PBL content and pedagogy; and 3) tension between practice and theory. The findings also infer that there are potential critical variables that may contribute to pre-service teachers’ beliefs. Those variables identified were the following: 1) the sequence of when the project-based instruction (PBI) course was taken; 2) time, as related to when the participant took the PBI …
Date: August 2014
Creator: Watson, Cindy Gay
System: The UNT Digital Library
Examining the Relationship Between Persistence in Attendance in an Afterschool Program and an Early Warning Index for Dropout (open access)

Examining the Relationship Between Persistence in Attendance in an Afterschool Program and an Early Warning Index for Dropout

School districts constantly struggle to find solutions to address the high school dropout problem. Literature supports the need to identify and intervene with these students earlier and in more systemic ways. The purpose of this study was to conduct a longitudinal examination of the relationship between sustained afterschool participation and the host district’s early warning index (EWI) associated with school dropout. Data included 65,341 students participating in an urban school district’s after school program from school years 2000-2001 through 2011-2012. The district serves more than 80,000 students annually. Data represented students in Pre-Kindergarten through Grade 12, and length of participation ranged from 1 through 12 years. Results indicated that student risk increased over time and that persistent participation in afterschool programming had a significant relationship with student individual growth trajectories. Slower growth rates, as evidenced through successive models, supported students being positively impacted by program participation. Additionally, participation was more meaningful if students persisted, as noted in the lower EWI rates, as compared to students who attended less consistently.
Date: May 2014
Creator: King, Teresa C.
System: The UNT Digital Library