R. G. Krutchkoff

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We describe the development and use of the first mathematical computer model for a polar lake. This dynamic model graphically illustrates seasonal and annual predictions of the changes in the biomass of plankton and attached primary producers, decomposers and consumers, changes in the quantities of potential nutrients and organic matter. The model consists(More)
This study investigated the effects of technology education, science, and mathematics (TSM) curriculum integration on the technological problem-solving ability of eighth grade technology education students. The researcher used a quasi-experimental, nonequivalent control group design to compare the performance of students receiving correlated TSM integration(More)
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