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| Crooke's Radiometer | Handheld DC Hand Generator | Discontinued***UV Checker Five Levels |
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Catalog #: 710
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Catalog #: 1978-1
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Catalog #: 578-50
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Our price: $12.50
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Our price: $12.50
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Our price: $16.50
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| Solar Car Electricity | Fruit Potato Clock | Windmill Demonstrators |
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Catalog #: 7005-10
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Catalog #: 1529-15
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Catalog #: 7003-6
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Our price: $16.50
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Our price: $18.50
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Our price: $19.95
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| Solar Cell Demonstration | Kill A Watt Meter | The Wind Generator |
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Catalog #: 7002-10
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Catalog #: 1750-10
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Catalog #: 7003-8
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Our price: $26.50
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Our price: $29.95
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Our price: $48.50
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| Windmill Demonstrator | Kill A Watt Meter EZ | Hydrocar Physics |
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Catalog #: 7003-1
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Catalog #: 1750-11
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Catalog #: 7004-12
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Our price: $49.50
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Our price: $49.95
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Our price: $84.95
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| Hydro-Wind Education Kit | H-racer 2.0 Electricity | Water Wind Solar Energy Kit |
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Catalog #: 7003-5
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Catalog #: 7004-10
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Catalog #: KT7002-50
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Our price: $99.95
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Our price: $109.95
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Our price: $114.50
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