Knowledge plays an inarguably critical role in reading comprehension. When considering the science of reading, it is important to engage with varying theoretical frameworks and empirical research that inform our collective understanding regarding the intersection of knowledge and literacy in K-12 classrooms. Therefore, the purpose of this article…

The purpose of the current mixed-methods study was to investigate the effectiveness of a traditional and novel knowledge activation technique for supporting fifth and sixth graders' comprehension of exposition covering unfamiliar content. For the quantitative portion, 149 rural middle-school students were randomly assigned to 1 of 3 conditions:…

Prior knowledge activation is a crucial component of reading comprehension. Previous studies have examined students' prompted (or solicited) purposeful knowledge activation, which occurs when the explicit goal is to activate knowledge, as well as ancillary knowledge activation, which is when students indirectly use their prior knowledge to fill in…

Scaffolding has been shown to facilitate students' text comprehension and task performance. Yet less is known about the necessity of scaffolding for competent students reading unfamiliar content. To explore that question, we investigated the effects of two knowledge scaffolding techniques (i.e., mobilization and concept mapping) versus control on…