A simulation is described in terms of its three major aspects: the scenario, the underlying model, and the instructional overlay. The major focus of this paper is the instructional overlay as the component that serves to optimize learning and motivation. Functions of simulations are identified as the acquisition of content, the application of the…

Analyzes the codification involved in learning geographical maps and the extent to which this codification is affected by characteristics of the task (map information content and varied instructions) and subject (experience level and cognitive development). Reports results from three groups of adolescents and two groups of psychology and geography…

Hypothesizes that exploring the mathematical ideas behind mathematical terms enables children to gain insight into the structure of a number system and provides a basis for powerful playing with this structure. Describes visualizing mathematical ideas for exploring aspects of mathematics. Offers rectangular numbers to link and explore structures…