This Dissertation addresses findings from a qualitative case study. The researcher provided a) training and b) analysis of the follow-up performance of a Peer Mentor from the Student Success Center at an Hispanic Serving Institution (HSI), at The University of Texas at San Antonio. Following the training, prepared by Charles Ernest Wright, the…

Written scientific argumentation is a common practice among scientists, yet it is relatively absent from science K-12 classrooms (Applebee & Langer, 2013). However, recent research shows that opportunities to engage in collaborative discourse and argumentation provide students enhanced conceptual understanding and reasoning. Since one of the…

This study utilizes action research to examine the design and implementation of inquiry-based teaching in a middle school social studies classroom. As a practitioner, fulfilling the role of teacher and researcher, I sought to better understand my teaching practices. To do so, I collected multiple forms of data that would help me understand…

Enabling learners to successfully use their second language (L2) in meaningful ways is a critical goal of instruction. Ultimately, most learners want to meet the L2 demands of the contexts in which they will use the language. To accomplish this, learners must develop linguistic knowledge and apply it in a manner that is contextually appropriate…

As a Deaf individual, it is important to ensure the growth of the Deaf community as science-literate members of society. While many predecessors have contributed to the body of research in Deaf pedagogy, there is still much to be done in safeguarding Deaf learners' equitable access to science education. One area of concern is in narrowing the…

The purpose of this study was to examine how students used the elements of a historical argument to interpret how equality and opportunity affected marginalized groups in a given historical era. To do this, 150 eighth grade students wrote thirteen historical arguments, and submitted a written portfolio of their work at the end of the school year.…

This study investigates the usefulness of a Dynamic Geometry Task Analysis Framework for indicating task quality in dynamic geometry environments in general, and The Geometer's Sketchpad in particular. This research sought to first establish the validity of the framework for indicating task quality, and to second explore the effects of the…

Students who engage in mathematical arguments in classrooms take part in an important practice involving reasoning and justification. As a mathematical practice, argumentation involves using both conceptual and procedural reasoning to justify a claim. Even though argumentation can occur in discussions where one asserts and defends their claim…

In this study, I explored the interactions among genre, task complexity, and L2 proficiency in learners' writing task performance. Specifically, after identifying the lack of valid operationalizations of genre and task dimensions in L2 writing research, I examined how genre functions as a task complexity variable, and how learners' perceptions and…

As a way of examining how writing helps college students balance an understanding of subject matter with self and social understanding as well as develop their abilities to participate in the public realm, this qualitative study focused on the writing experiences of five college students, with particular attention paid to the assignments that…

Effective communication skills are a vital component of student academic achievement and success, yet students often struggle with them. This study utilized an organizational writing graphic organizer based on a critical thinking model to determine the impact of its use on the persuasive writing scores of 9th-grade students. A sample of…