This paper describes the role of data and task context in young children's interpretation of and reasoning about data tables. A design-based descriptive study was conducted with fourteen 5-year-old children in their first year of formal schooling. A picture storybook provided the data context for a data modelling activity that focused on…

This paper summarizes the results of an analysis of literature on color use in screen design. Fundamental problems with the information base are identified as follows: (1) advise becomes obsolete as newer equipment becomes available; (2) the nature of the task used in the research is not sufficiently similar to tasks performed during teaching and…