Discusses the size-weight illusion that occurs when a person lifts two equal-weight objects differing in size and perceives the larger object as lighter than the small object. Describes several inexpensive techniques for demonstrating the size-weight illusion and reviews some relevant issues concerning this phenomena. (MJP)

An experimental course for the study of acoustics is taught at Hampshire College for students interested in the interface of physics and music. This paper outlines the course, describes the basic techniques it employs, gives examples of successful exercises, and discusses some difficulties not yet overcome. Computers are heavily utilized, removing…