Presents the results of a study contrasting conventional instruction with protocol lessons (a sequence of lessons based on developmental stages of learning with each lesson building on the previous one) concerning sketch maps. The students taught with the protocol lessons showed significant improvement over the other group. (MJP)

Maintains that region familiarity is an important prerequisite in the instructional use of cartograms. Cartograms are value-by-area maps that increase or decrease areas in order to illustrate various data (e.g. book reading in the western United States). Discusses necessary cognitive processes for the visualization of data. (MJP)