Investigates effects of text coherence and active engagement on students' comprehension of textbook information. Finds a continuum of increased performance from original silent text, to original text with thinking aloud, to revised text read silently, and finally revised text with thinking aloud. (SR)

Uses a cognitive processing perspective to revise fifth grade social studies texts, to describe those revisions, and to demonstrate their effects empirically. Finds that students reading the revised text recalled more material and answered more questions correctly than did those reading the original text. Concludes that a text-processing approach…