Multimedia design principles were applied to an online geography slideshow on geographic information systems (GIS) intended for college students taking an introductory course. In a 2 (segment vs. non-segmented) × 2 (redundant vs. non-redundant) between-subjects design, the base lesson (non-segmented condition) provided a worked example of how to…

The purpose of this study was to examine the effects of diagrams and time-compressed instruction on learning and learners' perceptions of cognitive load. The following design factors, visuals (visuals and non-visuals) and time-compressed instruction (0%-normal paced, 25, and 50%) were presented to 216 university students to analyze learning in a…

To examine how four methods of symbolizing data affect learning from thematic maps of familiar regions, two experiments were conducted with college students. In both experiments, map-related text information was recalled more than map-unrelated text information. Choropleth maps and proportional symbol maps were associated with higher reported use…