Develops an exercise in which students use magnetic-profile data gathered in the South Pacific to test the Vine-Matthews-Morley hypothesis. Uses the Eltanin 19N and 20N profiles. Relates the exercise to 20 current geology texts. (MVL)

Describes a laboratory exercise testing the Vine-Matthews-Morley hypothesis of plate tectonics. Includes 14 questions with explanations using graphs and charts. Provides a historical account of the current plate tectonic and magnetic anomaly theory. (MVL)

A few basic principles that highlight the design of screen displays are detailed. It is noted that none of the principles will help programing efforts, but efforts at improvement in the direction described is expected to result in a more professionally designed work that users appreciate. (MP)

This material provides details on many of the commands available in the Pilot programing language. It is noted that some of the forms described may not be found in individual Pilot systems, but most Pilot implementations will have commands to equivalent things. A list of suggestions for purchase is given. (MP)

This is one in a series of SMSG supplementary and enrichment pamphlets for high school students. This series is designed to make material for the study of topics of special interest to students readily accessible in classroom quantity. Topics covered include the simplest version of the growth of a single population, a more realistic model of one…

This is a self-study manual designed for freshman or sophomore engineering students who have interest in the organizational and operational concepts of the digital computer, but little or no experience with such computers. The manual gives an introduction to a general purpose minicomputer, Digital Equipments Corporation's PDP-8. (MK)

This curriculum module, one of seven developed by the "Infusion Project," offers information and lessons on drug use prevention for integration into an existing seventh-grade exceptional education middle school curriculum for social skills, mathematics, science and language arts. The module, based on a type of interactive learning called…