Self-regulated learning (SRL) is critical for student success in online postsecondary education. Many technology-based interventions have been studied to improve SRL skills, but few were situated in broad-access institutions that disproportionately serve systemically marginalized student populations in STEM fields. This study presents preliminary…

Theorists have identified language as a critical contributor to children's episodic memory development, yet studies linking language and memory have had mixed results. The present study aimed to clarify the mechanisms linking language and memory and to explain the previous mixed results. Sixty-four preschool children's receptive and productive…

This study brought together 2 literatures--gesturing and executive function--in order to examine the possible role of gesture in children's executive function. Children (N = 41) aged 2½-6 years performed a sorting-shift executive function task (Dimensional Change Card Sort). Responses of interest included correct sorting, response latency,…

This study investigated help-seeking activities in a computer-based environment teaching argumentative skills by videos of argumentative dialogues of teachers who discussed controversy issues in the context of a workshop. Learners, all of them students of educational sciences, solved learning tasks on the presented argumentative dialogues and…

The number of online courses in higher education is on the rise; however, empirical evidence elucidating best practices for synchronous online instruction is needed to implement these courses. The purpose of this dissertation was to perform a mixed-method investigation into the relationships between instructor prompt and student engagement in 5…

The purpose of this study was to examine the effects of an animated agent that provides instructional scaffolding strategies via a story mnemonic or cuing question with feedback versus instructional scaffolding strategies alone on student achievement of different educational objectives in multimedia learning. Specifically, the study investigated…