In this paper, the effects of the online learning of the mathematical area of divisibility are studied, by comparing the achievements of students who have learned this mathematical topic in the online and in-class environments. Data for this study were collected in seven schools at the beginning of the seventh grade of elementary education, with…

The purpose of this comparative, quantitative study was to explore the relationship of interim test scores among remote and in-person learners, low-income students, and students with disabilities. In March 2020, a portion of students enrolled in a K-12 school in Northeast Tennessee was moved into remote learning until the end of the school year in…

This dissertation consists of three papers. In each paper, I leverage a different quantitative method to study a downstream effect of technology on educational outcomes. In the first paper, I study the impact of an online math learning program on 3rd through 5th grade math achievement in Louisiana. Employing Zearn Math usage metrics and…

In "Small Teaching K-8," a team of veteran educators bridges the gap between cognitive theory and the K-8 classroom environment, applying the same foundational research found in author James Lang's bestselling "Small Teaching: Everyday Lessons from the Science of Learning" to the elementary and middle school setting. Via clear…

In this study, a comparative analysis was conducted to explore how students' learning outcomes were potentially influenced by student engagement during different modes of instruction. The study compared the final mean grade point averages (GPAs) of a sample (N = 600) of middle school students during in-person, online, and hybrid modes of…

Background: E-cigarette prevention education aims to mitigate adolescent e-cigarette use. Such education is increasingly delivered through virtual/video-based teaching platforms (e.g. Zoom, Google Classrooms). However, there is little evidence about the effectiveness of virtual e-cigarette education compared to in-person education on adolescents'…