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| Plate Tectonics: Continental Drift | Weather Forecasting Kit | Phosphate in Fresh Water Test Kit |
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Catalog #: LA445S
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Catalog #: LA480S
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Catalog #: LA19-1-PH
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Our price: $37.50
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Our price: $39.95
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Our price: $48.95
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| Nitrate in Fresh Water Test Kit | Classifying Animals | Pollutant Effects of Phosphates and Nitrates |
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Catalog #: LA19-1-NI
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Catalog #: LA550S
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Catalog #: LA20
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Our price: $57.00
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Our price: $59.95
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Our price: $59.95
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| Correlating Sedimentary Strata | Elements and the Periodic Table | Metabolism Experiment |
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Catalog #: LA443S
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Catalog #: LA109S
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Catalog #: LA55
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Our price: $62.95
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Our price: $62.95
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Our price: $66.50
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| Using Chemical Reactions to Reduce Waste Kit | Modeling and Comparing Fossil Fuel and Biofuel Combustion | Modeling and Investigating Watersheds |
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Catalog #: LA441S
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Catalog #: LA38
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Catalog #: LA437
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Our price: $79.50
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Our price: $86.50
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Our price: $90.95
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| Biology and Chemistry of Soil Experiment Kit | Copper Mining and Extraction | Soil Nutrients and Fertilizers Kit |
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Catalog #: LA32
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Catalog #: LA440S
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Catalog #: LA318S
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Our price: $98.00
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Our price: $98.95
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Our price: $129.00
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