Visuals play an important role in the teaching and learning of science and should be embedded within and supportive of authentic science inquiry. Both researchers and teachers believe that visuals have a great deal of potential to help students understand science, but in practice, these visuals do not always live up to their promise. Teachers need…

Outlines major research findings in cognitive-discourse-processing research on learning from text. Describes general characteristics of classrooms based on constructivist principles of learning and that support critical thinking, problem solving, and collaborative learning. Argues that such classrooms raise a number of new issues for…