Articles describing construction of an inexpensive spectrograph, improving focusing of Polaroid cameras, use of space satellites for instruction, and construction of an optics demonstration platform. (RH)

Describes the procedure for dissecting a bulky stick insect. Also describes the maintenance of the live insects and how to obtain them. (MLH)

Identifies seven methods for controlling insect pests and discusses the necessary training and responsibilities of pest managers. (PEB)

Describes an engineering course that stresses various philosophies and methodologies of experimentation, along with the techniques of experimental synthesis. (MLH)

Describes an experiment that utilizes spectrophotometric equipment to analyze the kinetics of a homogeneous reaction in batch. (MLH)

Discusses the teaching of several laboratory techniques, such as solvent extraction and pipetting. (MLH)

Describes a set of experiments that uses a low-power gas laser to demonstrate difficult physical and mathematical concepts. (MLH)

Care and maintenance of snails are described. (BB)

Four examples are given of spectra of organophosphorus compounds which show students how the effects of phosphorus are delt with in nmr spectroscopy. (BB)

This test measures the capability of a chemical substance to cause mutations in special strains of the bacterium Salmonella. It is quick, taking only forty-eight hours, inexpensive, and reliable. (BB)

Describes a project that stressed affective objectives, teacher familiarity with students and their culture, and frequent verbalization and writing activities, which resulted in improved school achievement and a lower dropout rate. (MKM)

This section of the product reference guide provides information for locating specific types of equipment used to analyze and control in-plant water and wastewater emissions. (CS)

This course presents the student with a performance approach to biology. Each technique is covered in standard lecture format and in guided, independent laboratories. Examinations and grading are competency-based and require knowledge of both the use and limitations of the techniques. (BB)

Included are discussions surrounding organics in water that were presented at the water quality technology conference in 1978. Information is also provided on up-to-date water quality lab practices for disease control, heavy metal detection, and sodium monitoring. (CS)