Volunteers set up the materials for Davis
Creek 4th and 5th Grade students
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Science On Wheels representative and Mrs.
Cummings
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Testing the bubbles
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Pool full of bubbles
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Representing Gas, Solid, and Liquid
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A large column of vinegar and baking soda
make an impressive explosion
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Air pressure causes displacement of gases
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Human Molecule "Role Playing"
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Demonstrating the "Mystery Matter" recipe
for anxious student scientists
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Parent volunteers looks on curiously
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