Discusses some of the contributing factors and chemical reactions involved in the production of acid rain, its effects, and political issues pertaining to who should pay for the clean up. Supplies questions for consideration and discussion. (RT)

Explains the need for science training for many environmental careers and science related tasks required in performing their jobs. States that environmentalists are getting industries to change production methods and helping policymakers make regulations. (RT)

Explains strategies for motivating and getting student's attention in science. Presents a laboratory procedure for generating hydrogen using an Erlenmeyer flask and a one-holed stopper apparatus to fill a balloon which is used to produce a dramatic explosion. Safety precautions are cited. (RT)

Describes a lesson which integrates thinking, writing, and physics. Provides examples of student involvements, a list of typical topics, and additional notes to the teacher. (RT)

Describes the use of oceanographers' models for introducing students to the concept of mathematical modeling. Outlines a lesson showing the interrelationship of science and mathematics. (RT)

Describes a two-day forensic science course that is offered to eighth grade students enrolled in Science, Mathematics, and Technology Magnet Schools. Provides sample student activity sheets for the course. (Author/RT)

Discusses a unit on nuclear technology which is taught in a physics class. Explains the unit design, implementation process, demonstrations used, and topics of discussion that include light and optics, naturally and artificially produced sources of radioactivity, nuclear equations, isotopes and half-lives, and power-generating nuclear reactors.…

Explains the use of mean and median as grade averaging procedures for students in science. States that using the median produces numerous advantages for student and teacher. (RT)

Reports on research modeled after the studies of the National Assessment of Educational Progress which sought to acquire data on student perceptions about science programs. Indicates that student attitudes are not as negative in exemplary schools as they are in randomly chosen schools. (RT)

Explains procedures and activities involved in conducting and using a dig for teaching students about ethnobiological topics and ancient civilizations. Provides guidelines for dealing with the same lesson without taking students on a dig. (RT)

Describes a program in which second-year biology students use plasmid isolation to remove DNA from Escherichia coli bacteria and subsequently ligate and transform it into other E. coli bacteria. Cites ways teachers can get involved in current research that allows student participation. (RT)

Describes an activity in which students graph changes in tides and ocean levels over a period in order to obtain a visual representation of the changes taking place and their effects upon the Earth. Provides questions for students to answer after construction of the graphs. (RT)

Reviews a software planetarium package called "Sky Travel." Includes two audiovisuals: "Conquest of Space" and "Windows on Science: Earth Science"; and four books: "Small Energy Sources: Choices that Work,""Stonehenge Complete,""Uneasy Careers and Intimate Lives: Women in Science 1789-1979," and "The Rise of Urbanization and the Decline of…

Describes how the tapping of maple trees can be used to teach lessons in science on boiling points, density, solubility, and other sugaring projects in the curricula. Outlines activities and precautions to follow when doing this project. (RT)

Describes an activity which provides students with a concrete example of how isolines translate into daily weather maps. Outlines materials, procedures, and information needed for teaching the lesson. Includes an example of a map showing isotherms across the United States. (RT)