| Heat Absorption Comparator | Radiometer | Leslie's Cube, Absorbtion / Radiation Box |
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SKU: 612-0050
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SKU: 612-1245
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SKU: 612-1255
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Our price: $49.95
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Our price: $11.50
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Our price: $20.95
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| Radiation Can Set | Drinking Bird | Eddy Current Kit |
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SKU: 612-1265
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SKU: 612-1270
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SKU: 612-1275
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Our price: $13.25
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Our price: $10.95
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Our price: $62.50
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| Steam Generator | Fire Syringe | Energy Transformation Set |
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SKU: 612-1300
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SKU: 612-1310
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SKU: 612-1315
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Our price: $36.50
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Our price: $39.95
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Our price: $32.15
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| Steam Engine | Hero's Engine | |
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SKU: 612-1320
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SKU: 612-1325
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Our price: $254.95
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Our price: $29.95
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