Knowledge development, application, and refinement are essential parts of students' reading. One way to observe how students use their knowledge as they read is through talk. Studies routinely indicate that though reading is a social endeavor, teachers spend most of the allotted instructional time talking or using discourse patterns that do not…

Four of the eight Engineering Standards in the Next Generation Science Standards (NGSS, 2013) focus on authentic science communication: "asking questions (science) and defining problems (engineering), analyzing and interpreting data, constructing explanations (for science) and designing solutions (for engineering), engaging in argument from…