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| Handheld DC Hand Generator | Discontinued***UV Checker Five Levels | Windmill Demonstrators |
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Catalog #: 1978-1
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Catalog #: 578-50
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Catalog #: 7003-6
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Our price: $12.50
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Our price: $16.50
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Our price: $19.95
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| Solar Cell Demonstration | Kill A Watt Meter | Determining the Composition of an Unknown Mixture |
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Catalog #: 7002-10
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Catalog #: 1750-10
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Catalog #: IS9504
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Our price: $26.50
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Our price: $29.95
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Our price: $32.00
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| The Hydrogen Fuel Cell Demonstration | Detergents and the Environment | An Alternative Iodine Clock Reaction |
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Catalog #: IS9507
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Catalog #: IS9502
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Catalog #: IS9505
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Our price: $36.50
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Our price: $41.50
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Our price: $42.25
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| Environmental Chemistry: Nitrates, Phosphates, and Eutrophication | The Wind Generator | Windmill Demonstrator |
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Catalog #: IS9701
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Catalog #: 7003-8
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Catalog #: 7003-1
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Our price: $48.00
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Our price: $48.50
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Our price: $49.50
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| Kill A Watt Meter EZ | Savonius Wind Turbine V3 | Green Nanochemistry: Synthesis of Silver Nanoparticles |
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Catalog #: 1750-11
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Catalog #: 7003-52
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Catalog #: IS9506
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Our price: $49.95
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Our price: $49.95
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Our price: $51.45
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