Assistive technology (AT) for students with visual impairments (VI) is an essential part of their educational program. AT allows students to develop skills, engage in the academic environment, and function independently. Despite the Individuals With Disabilities Education Act (IDEA) mandate for AT as part of a student's Individualized Education…

I describe how data pooling and data visualization can be employed in the first-semester general chemistry laboratory to introduce core statistical concepts such as central tendency and dispersion of a data set. The pooled data are plotted as a 1-D scatterplot, a purpose-designed number line through which statistical features of the data are…

This article shows how to use six parameters describing the International Space Station's orbit to predict when and in what part of the sky observers can look for the station as it passes over their location. The method requires only a good background in trigonometry and some familiarity with elementary vector and matrix operations. An included…