Describes a program in which an introductory geology class was conducted in Spanish at Western Michigan University. Although difficulties were encountered, the author evaluated the program as a great success, and a valuable experience for the person who wants to be effectively bilingual in his profession. (JR)

Describes the use of a faceted geodesic structure in place of the true spherical dome in the construction of an effective and modestly priced planetarium. Indicates that the construction can be undertaken as a student group project. (CC)

Discusses a program, consisting of individual conventional experiments and group special projects, along with lectures in analytical courses during the last six to eight weeks of a semester. Concludes that students' different aspects of capability are encouraged after receiving the course. (CC)

Discusses chemical experiments on determination of triglyceride concentrations in biological samples by using 1,4-dihydro-3,5-diacetyl lutidine as a basis in absorbance measurements. (CC)

Discusses procedures of using the selective absorption properties of manganese dioxide to prepare a short-lived source from the cerium-144/praseodymium-144 system. (CC)

Reports the results of surveys of teacher education institutions and state departments of education designed to ascertain trends in environmental education. Results are somewhat inconclusive, however, there appears to be a trend toward more colleges offering courses in environmental science and toward better financing of environmental education…