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| Discontinued***UV Checker Five Levels | Assemble & Learn Green Roof Model | Crooke's Radiometer |
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Catalog #: 578-50
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Catalog #: KT7002-55
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Catalog #: 710
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Our price: $16.50
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Our price: $475.00
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Our price: $12.50
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| Fruit Potato Clock | H-racer 2.0 Electricity | Handheld DC Hand Generator |
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Catalog #: 1529-15
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Catalog #: 7004-10
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Catalog #: 1978-1
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Our price: $18.50
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Our price: $109.95
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Our price: $12.50
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| Hydro-Wind Education Kit | Hydrocar Physics | Kill A Watt Meter |
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Catalog #: 7003-5
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Catalog #: 7004-12
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Catalog #: 1750-10
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Our price: $99.95
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Our price: $84.95
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Our price: $29.95
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| Kill A Watt Meter EZ | Powerwheel Water Turbine Hydro Generator | Solar Car Electricity |
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Catalog #: 1750-11
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Catalog #: 7006-8
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Catalog #: 7005-10
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Our price: $49.95
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Our price: $164.50
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Our price: $16.50
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| Solar Cell Demonstration | The Wind Generator | Transformation of Energy |
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Catalog #: 7002-10
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Catalog #: 7003-8
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Catalog #: 7005-17
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Our price: $26.50
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Our price: $48.50
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Our price: $415.00
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