This article describes a visual language comprised of abstract shapes that has been shown to be effective in communicating prior knowledge between and within members of a small team or group. The visual language includes a set of geometric shapes and rules that guide the construction of the abstract diagrams that are the external representation of…

Geometry is required for many secondary school students, and is often learned, taught, and assessed more in a heuristic image-based manner, than as a formal axiomatic deductive system. Students are required to prove general theorems, but diagrams are usually used. It follows that understanding how students engage in perceiving and reasoning about…

Presents a study on kindergarten children's processing of explicit and implicit information. Results indicated distraction reduced visual attention, and five-year olds excelled on the comprehension of implicit information. Distraction had little effect on processing implicit information, but a significant effect on comprehension of explicit…