From a theoretical viewpoint, educational interfaces that facilitate communicative actions involving representations central to a domain can maximize students' effort associated with constructing new schemas. In addition, interfaces that minimize working memory demands due to the interface per se, for example by mimicking existing non-digital work…

Examines children's understanding of the variation of sunlight and heat of the sun as experienced on the earth related to the positions of the earth and the sun in space, while using a pictorial computer simulation of the phenomenon. Suggests that, through the exploration of the program, children seemed to follow a correctly directed conceptual…

Investigates the effects of a constructivist versus objectivist learning environment on college students' conceptual change using a computer simulation of the human cardiovascular system as an instructional tool. Contains 33 references. (DDR)