This multiple paper dissertation addressed several issues revolving around the estimation of effect sizes for computer-based scaffolding in problem-centered STEM education. STEM jobs are outpacing all other jobs and STEM workers are expected to solve complex problems. However, students often struggle with complex problem activities. Research on…

More knowledge is needed regarding the student factors that impact academic reading and success in college beyond traditional measures of college readiness. This study examined the contributions of student factors specified by the Proficient Academic Reader framework--reading literacy skills, metacognitive reading strategies, and reading…

Learning a foreign language requires interaction with language input while involved in a task. Given that problem-based learning (PBL) offers hands-on application in realistic contexts, and that virtual reality (VR) enables learners to interact with multiple modalities of information, this study examines how the integration of VR technology into…