Students more than ever learn from online sources, such as digital texts or videos. Little research has compared processes and outcomes across these two mediums. Using a between-participants experimental design, this study investigated whether medium (texts vs. videos) and context (less authoritative vs. more authoritative), independently and in…

To maximize our teacher candidates' learning about culturally and linguistically diverse students, we developed and implemented "Case-Based Instructional (CBI) Modules" (Language, Identity, Family, Assumptions) in two teacher preparation courses at a US university. We examined the "Modules'" impacts on teacher candidates'…

Recent decades have witnessed a growing interest in intervention-based assessment to promote and enhance children's learning. In this study, we explored the potential effect of an experimental visual-spatial intervention procedure and possible training benefits of two prompting modalities: one group received training with verbal and visual…

Many studies have tested external supports for promoting productive collaboration, but relatively few have examined what features characterize naturally productive collaborative tasks. Two lines of research have come to distinct conclusions on the primary task feature associated with productive collaboration: demonstrability versus complexity.…