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Using a straw blow air onto the sand
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Jan 21, 2019
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Using a straw blow air onto the sand
Chemistry
middle-school
Kenric
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Kenric
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It causes the sand to have dunes
Anuj TBE
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Jan 24, 2019
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Anuj TBE
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It makes the sand blow away
Weston C
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Jan 27, 2019
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Weston C
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