As part of their undergraduate mathematics curriculum, students at Brock University learn to create and use computer-based tools with dynamic, visual interfaces, called Exploratory Objects, developed for the purpose of conducting pure or applied mathematical investigations. A student's Development Process Model of creating and using an Exploratory…

Two packages in computer graphics are described that can represent three-dimensional surfaces in two dimensions. (MP)

This article traces the historical development of fractal geometry from early in the twentieth century and offers an explanation of the mathematics behind the recursion formulas and their representations within computer graphics. Also included are the fundamentals behind programing for fractal graphics in the C Language with appropriate…

One of the most remarkable devices embedded in a Microsoft Excel spreadsheet is known as the spinner. Its staggering simplicity is undoubtedly its strength. As an incrementing device that allows graphs to dance across the screen, it gives the concept of variability a whole new meaning. Spinners and their close cousins scroll bars can be grabbed…

Examines current state of Logo programming language and research on Logo and presents conclusions about the efficacy of Logo as a research and teaching tool. Conclusions discuss use of Logo to teach computer literacy; transfer of training; representativeness and reliability of Logo research results; and Logo research methodology. (Author/MBR)