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Carnes, Ernest R.; And Others – Journal of Research in Science Teaching, 1987
Reports on a study designed to investigate how the use of computer assisted instruction (CAI) tutorial programs, incorporating advance organizers and involving various sizes of groups of subjects, would affect achievement scores, retention scores, and rates of learning. (TW)
Descriptors: Academic Achievement, Advance Organizers, Computer Assisted Instruction, Computer Simulation

Germann, Paul J. – Journal of Research in Science Teaching, 1989
Investigates the effect of a directed-inquiry approach to learning science process skills and scientific problem solving in the high school biology laboratory. Reports no main effect of the approach but an interaction effect of the approach and cognitive development. (Author/YP)
Descriptors: Advance Organizers, Analysis of Covariance, Aptitude Treatment Interaction, Biology