College physics students' understanding of the process of science, as measured by the Science Process Inventory, was better for students in a traditional, structured laboratory than in an inquiry laboratory that covered the same experiments. (MLH)

There were no significant differences in achievement between students using an earth science laboratory block with or without teacher direction. (AL)

Data on understanding of selected biological principles and processes, critical thinking ability, and social aspects of science were collected and analyzed to compare two approaches to the teaching of a biological science laboratory. (GS)

Establishes the extent to which practical work in South African high schools varies with respect to factors such as gender of student, type of school, medium of instruction, and examination board. Investigates the relationship between experience of experimental work and pupil attainment as measured by matriculation grade. (Author/GA)

Compares two grade 12 science classes, one receiving instruction using the Laboratory-Investigative Approach, and the other using the Lecture-Laboratory Approach, in terms of certain cognitive factors and associated attitudes. (GA)

Activities in 31 Israeli high school biology and 4 college-level laboratories in first and second years of medical school were analyzed using the Classroom Observation Instruments. Percentages of time spent in pre-lab discussion (problem identification, instructions); lab-work (identifying investigation components, responding to students,…

Studies the effects of computer-managed self-paced (CMSP) and teacher-managed group-paced (TMGP) laboratory instruction on the attitudes toward science of ninth-grade students. All students were enrolled in an introduction to chemistry and physics course. Posttests revealed that groups did not differ significantly on achievement measures but the…