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BALLOON POWERED CAR: Make your own! - YouTube
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Balloon car lesson plan
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Balloon car powered lesson
Build and race a balloon-powered car .
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Balloon car lesson plan - YouTube
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Fun Science Activity: Build A Balloon Powered Car
Yale High School Physics: Balloon Car Challenge 2010
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Balloon Powered Race Car Lab
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BALLOON POWERED CAR: Make your own! - YouTube
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Easy Balloon Powered Car - Easy Science for Kids
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Mercedes Balloon Car - Come To My Party
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Build and race a balloon-powered car - Moonbow World
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Build and race a balloon-powered car - Moonbow World