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Kellie, Shawn; Kellie, Tonya; Corbin-Tipton, Elizabeth – Science and Children, 2006
A fast way to teach investigative skills in science is to tie them to NASCAR using Hot Wheels Formula Fuelers Race Cars. These inexpensive toy cars travel different distances based on the strength of the "electrolyte" (a substance that conducts electricity when dissolved in water) in their "fuel" tanks. Advertisements for these race cars urge kids…
Descriptors: Travel, Fuels, Science Activities, Grade 5
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Blanc, Sam S. – Science and Children, 1974
Modern man pays a price, pollution, with the dependency shift from humans as converters of energy for work to machines as converters of energy. Emphasis is placed on electromechanical appliances and their respective power ratings. (EB)
Descriptors: Electricity, Electromechanical Technology, Energy Conservation, Environmental Education