The quantitative evaluation of experimental data and their graphical presentation are integral to teaching and research in chemistry and the life sciences. Data are commonly fitted to physical models, which in all but the simplest cases are expressed as nonlinear mathematical functions. To facilitate data evaluation in both teaching and research…

Today, although much debate surrounds the effectiveness of including graphics in Web-based distance education courses, most course authors agree that such courses should productively engage students so that quality of learning actually occurs. But what is productive engagement in a world of electronic communication and text? This paper offers a…