Multimodal text types hold promise for promoting classroom discourse. Because of the ways that language combines with various other modes such as sound and movement, video-based texts can offer access points for meaning-making and engagement that print-only text cannot. Through the lens of New Literacies, this mixed methods study examines one…

Results of a study which partially replicated Roller's study of the effects of text-based (text structure) and reader-based (previous knowledge) factors on judgments of importance in exposition, suggest that ratings may be a more sensitive and dependable index of importance judgments than written summaries. (IAH)