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ronments: hot and cold, light and dark, and add and base. She painstakingly recorded the shrimp’s movements over a period of time and subsequently proved her original hypothesis to be false.
In the medidne and health category. Stephanie Harre of Warrenton won first place for her ambitious study of dental caries and how sugar and add contribute to the demineralization of tooth enamel. Several judges commented on the excellent study conducted by Harre. Kirsten Burton took second place with her entry on natural and chemical face cleaners. Burton discovered that regular witch hazel cleaned most effectively, even when compared to far more expensive products. Several students appear to be budding consumer reporters. Jody Waldron of Rectortown examined which mouthwash works best using smears made on culture plates to assess the amount of remaining bacteria. Waldron took third place for his study. 0
In the biology division, Britt Krividch of The Plains won first place for her impressive “Enquiry into the Effects of Electricity on Plants.” Krivicich began the study for her Science Fair project last year subjecting plants to six volts of current, which had a positive effect on the growth. This year’s plants were subjected to 12 volts, which in fact
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