Discusses the general construction of an air track. Describes three demonstrations including elastic collision, forced oscillators, and coupled oscillators. Provides a diagram and four pictures. Suggests how a similar exhibit could be constructed with a modest budget. (YP)

Describes a community interest short course in physics developed to increase awareness of the methods and principles of science. (SL)

Discusses various kinds of symbiosis including commensalism, protocooperation, mutualism. Examples are given of each, and emphasis is on the interdependence of living things. (SA)

Applies the concept of entropy to aging, evolving systems, inanimate systems such as corporations, and structural complexity for classroom teaching. Presents many mathematical expressions as well as explanations. Lists 37 references. (YP)

Introduces three laboratory exercises which develop an understanding of principles of mechanics by using examples of bicycle operation: Newton's laws, statics and dynamics, and energy relationships. Describes related theory and laboratory procedures with diagrams and pictures in each exercise. (YP)

The need for a borderless learning experience is apparent for many subjects, but is particularly important for the science major. We are living in an era when a strand of hair or piece of gum can identify a criminal, and the blueprint of our genes has been mapped out completely. Continuing to educate students merely in the "how to" of…