Described are the basic materials and procedures used to study defensive burying behavior and suggested laboratory projects. Discusses live targets, non-living targets, social variables, and previous experiences of the subjects. (CW)

Describes the state-of-the-art in computer interfacing in the biology laboratory. Discusses hardware and software. Enumerates the educational benefits from instrumentation such as cost effectiveness and increased student opportunity and motivation. Includes 14 references. (CW)

Provides information on motivational activities, demonstrations, experiments, software, lessons, field trips, and a game as ideas for instructional use. Includes topics on digestion in paramecium, diffusion, cells, interactive displays, slime molds, and the construction of an underwater viewing device. (RT)

Discussed are the potential hazards associated with nitric acid, inorganic and organic nitrate salts, alkyl nitrates, acyl nitrates, aliphatic nitro compounds, aromatic nitro compounds, and nitration reactions. (CW)

Described are teaching strategies used to minimize visual communication gaps. Discussed are one-page outlines, outline spinoffs, and the management of a unit of material. A sample outline is included. (CW)

Describes a secondary school visitation program by scientists in Australia. The program was designed to increase students' motivation related to science, especially physics. Discusses the effects of the program. (YP)

Described are five activities using crayons to demonstrate the rock cycle including weathering, erosion and sedimentation, and sedimentary, metamorphic, and igneous rock formation. Discussed are materials, procedures, and probable results. (CW)

Described are two activities designed to help children investigate electrical charges, electric meters, and electromagnets. Included are background information, a list of materials, procedures, and follow-up questions. Sources of additional information are cited. (CW)

Presented is a collection of terms associated with fourier transformations in chemistry. These terms are cross-referenced to a four-part article in the "Journal of Chemical Education." (CW)

Described is an experiment which is designed to investigate the reaction of the protein ferrimyoglobin with fluoride. The activity uses readily available apparatus and the technique of optical absorbance for measurement of concentrations. Experimental design, procedures, and treatment of the equilibrium data are detailed. (CW)

The impact and uses of new technologies in science teaching are discussed. Included are computers, software, sensors, integrated circuits, computer signal access, and computer interfaces. Uses and advantages of these new technologies are suggested. (CW)

Provided are hands-on activities on light, simulated emission, light radiation, and common uses of lasers. Directions and materials are discussed. Included is a diagram of a laser model. (CW)

Described is an approach that uses a computer spreadsheet program to calculate entropy change at constant temperature and pressure. The calculated values can be used in an associated graphing program. (CW)

The apparatus, reagents, preliminary classification, nomenclature, acquisition, and procedures used in the identification of synthetic polymers are described. Specific tests for the identification of the presence of hydrocarbons, chlorine, fluorine, sulfur, and nitrogen and the absence of halogens and sulfur are discussed. (CW)

The assembly and use of an Ostwald-type of viscometer from readily available materials is illustrated. Sample data and a schematic of the apparatus are provided. (CW)