Describes a study of secondary school students in the Netherlands that compared the use of paper and pencil or computer spreadsheets to solve correlational problems in geography. Discusses results of videotape transcripts that compared teacher and student behaviors and considered mechanisms through which computers contribute to learning.…

Reports on the graphing work of children, aged eight and nine years, who have access to portable computers across the curriculum. Describes two learning sequences: in one, the children collected data and then explored the computer graphing facilities; and in the other, graphing is used iteratively as an integral part of the ongoing task.…