Fifteen TndrTreasures for October, November, & December

Roller Racer 

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Is air everywhere?

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Color Mixing

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Crystal Stars

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Static Electricity

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What's that sound?

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Spectroscope

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Roller Car

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How are crayons made?

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Water designs

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Rising water level

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Meteorites and Craters

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Plant  life cycle

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Jumping dal (lentils)

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Sundial