Reports a study that examined the generalizability of selective-attention and academic-studying hypotheses to a modified science chart medium. The adjunct questions used in this study were designed to selectively focus students' attention on specific columns in a modified science chart, with the goal of improving student achievement on a test…

This case study characterizes the inscriptional practices demonstrated by seventh graders, particularly their use of data tables and graphs, in an inquiry-based learning environment. Using a naturalistic approach, we collected multiple sources of data during an 8-month instructional unit that emphasized water quality and relevant concepts. The…

Investigates the dimensions underlying performance on the diagrams, tables, and maps subset of the Swedish Scholastic Aptitude Test. Analyzes data from two test versions by using a structural-equation modeling technique on 14,463 and 19,636 examinees respectively. Concludes that gender difference in performance is due, to a great extent, to the…