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  1. Spark!Lab Activity: Create a Flying Gyroscope

    03:13

    from Smithsonian's Lemelson Center Added 1,622 1 0

    Create and launch your own flying gyroscope invention! http://invention.smithsonian.org/downloads/sparklab-gyroscope.pdf

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    • Spark!Lab Activity: Create Your Own pH Indicator!

      03:48

      from Smithsonian's Lemelson Center Added 234 0 0

      Katherine from Spark!Lab will show you how to create your own pH indicator using red cabbage juice. Test out your favorite liquids and see what is an acid and a base with this easy to do at-home experiment.

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      • Spark!Lab Activity: Make a Sound Sandwich

        02:33

        from Smithsonian's Lemelson Center Added 187 0 0

        Chris demonstrates how to invent your very own musical instrument--the Sound Sandwich! Entertain your family for hours with this fun and easy to make invention.

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        • Spark!Lab: Invent Your Own Hydroponic Garden

          06:45

          from Smithsonian's Lemelson Center Added 91 0 0

          Building your very own hydroponic garden isn't hard, in fact, it's easier than gardening in soil! Watch Spark!Lab's Steve Madewell demonstrate the simple steps to growing fruits and…

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