The present study investigates the effects of multimedia and schema induced analogical reasoning on science learning. It involves 89 fourth grade elementary students in the north-east of the United States. Participants are randomly assigned into four conditions: (a) multimedia with analogy; (b) multimedia without analogy; (c) analogy without…

Arguing that a well designed graphical display can function as a memory store, this article suggests three principles for the design and use of computer graphics: parsimony, accessibility, and reflection. It is suggested that "progressive graphics" are particularly suited to computer implementation. (Author/MBR)