Presents four probability problems, their simulations, and analyses. The first illustrates a discrete situation for which it is possible to list the sample space. The second and third are continuous--the number of possible outcomes is infinite. The last is discrete with a surprising continuous extension question which leads to l/e. (JN)

Examines the instructional potential of videodisc technology and provides an overview of the use of interactive video in the classroom. Includes listings of facts about interactive videos, video hardware descriptions, and information on currently available interactive video tutorials and simulations. (ML)