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(470009-228)
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Item Number :
(470009-224)
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Item Number :
(470129-118)
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DVD - Environmental science our ozone blanket
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(470122-924)
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DVD Earth Science the Banded Stilt, DVD Show Me Science Advanced - Astronomy and Space Astronomy and Space-X-Ray Invisible Astronomy
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(470129-166)
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DVD - Reclamation restoring the land
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(470129-152)
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DVD - Agriculture feeding a hungry planet
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(470338-524)
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Item Number :
(470004-428)
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Item Number :
(470004-020)
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Item Number :
(470104-696)
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Item Number :
(470030-302)
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(470104-698)
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(470024-704)
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(470012-694)
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Item Number :
(470017-764)
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Item Number :
(470219-838)
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Plants in a bottle kit, photosynthesis and respiration, Kit contains: Student instructions, CO2 Indicator, O2 and CO2 Concentration Color Charts, 4 simulated water samples, 6 labeled droppers, Photosynthesis and Respiration Diagram Sheet, O2 Indicator, O2 and CO2 Test Sheet