The purpose of this study was to determine the concerns of Texas science teachers about the 40 percent laboratory time rule just prior to enforcement and at the end of its first year of implementation. The methodology, results of the first and second years, conclusions, and implications for teaching science are discussed. (KR)

Describes a study to evaluate the effect of the Energy Education Curriculum Program as perceived by elementary and secondary classroom teachers. Results indicate that energy education is taught in schools when materials and information are made available to the classroom teacher. (RT)

Describes the ENLIST Micros program and manuals based on results of a national needs assessment. The program name came from the object of the program to ENcourage LIteracy of Science Teachers in the use of Microcomputers. Listed are 18 objectives for training materials and 12 appendices. (YP)

Proposes methods by which laboratory practical exams may be structured to assess outcomes from laboratory instruction. Presents eight general considerations for writing and using practical exams. Describes four example laboratory exams involving a box camera, circuit boxes, floating objects, and light. (MDH)

Presents a compilation of theses and monographs which relate to sciences at the elementary, junior high, secondary, teacher education and college levels. (EB)

Moh's scale for determining the hardness of substances is explained. Four classroom exercises are suggested. (MK)

Discusses and clarifies the confusion arising from the use of the terms "mass,""volume,""matter,""mole," and "Avogadro's number." Suggests three laboratory activities concerning mass, volume, and number of particles in a given volume. (CS)

Reviews the research studies related to astronomy education at the elementary, secondary, and college levels, and makes recommendations for continued research in this area. (JR)

Effects of the request for equal time (to teach creationist viewpoint) on science curriculum/instruction and teacher credibility are discussed. Uses examples from earth science to illustrate possible effects of a recent creationist bill, Maryland House Bill 1078. (JN)

Described is a series of two-day Elementary Science Awareness Conferences, funded by the National Science Foundation for science supervisors and general elementary supervisors in North Carolina. The goals for these conferences are discussed. (Author/DS)

Reviews research on the purpose and effectiveness of laboratory activities. Discusses epistemology, problem solving, cooperative learning, student involvement, assessment, and teachers as researchers. (YP)

Notes that as the student progresses through school, science experiences hold a less positive view. Used are teacher interviews and classroom observations conducted to determine possible explanations. Points out that schools need to help students realize how much science affects their everyday lives. (MVL)

Louis Pasteur's career as a scientist and as a teacher of science is traced. The discovery of his ability and interest, his choice of teaching as a profession, the controversy over teaching versus research, and his methods of teaching science are included. (MNS)