A simple molecular dynamics experiment is described to demonstrate transport properties for the undergraduate physical chemistry laboratory. The AMBER package is used to monitor self-diffusion in "n"-hexane. Scripts (available in the Supporting Information) make the process considerably easier for students, allowing them to focus on the…

Space has fascinated and intrigued humans of all ages since time immemorial, and continues to do so today. The natural curiosity is engaged when looking up into the sky, notice patterns among celestial objects such as the Sun, Moon, and stars, and wonder. Scientific understanding of those patterns has progressed immensely over the span of human…

Discussion of performance-based assessment in elementary and secondary schools in Kentucky focuses on the use of hypermedia as an effective alternative for assessing student learning. Curriculum activities are described for science, language arts, foreign language, mathematics, social studies, and physical education. (Contains seven references.)…