Multimedia learning principle occurs when we create mental representations from combining text and relevant graphics into lessons. This article discusses the learning advantages that result from adding multimedia learning principle into instructions; and how to select graphics that support learning. There is a balance that instructional designers…

Addresses the problem of finding a quick, easy, and effective way to teach necessary background knowledge for new topics so teachers can build the specific schema children will need to comprehend the text they read. Describes a mural lesson as an organized way for teachers to talk about and use pictures to provide students with information that…

Describes trends in students' explanations of biological change in organisms. Student responses to questions on how graphically depicted phenomena occur were analyzed and most students were unable to offer causal explanations. (Contains 27 references.) (DDR)