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  1. Spark!Lab: Invent Your Own Hydroponic Garden

    06:45

    from Smithsonian's Lemelson Center Added 102 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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    • Spark!Lab Activity: Create Your Own pH Indicator!

      03:48

      from Smithsonian's Lemelson Center Added 250 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: Create a Flying Gyroscope

        03:13

        from Smithsonian's Lemelson Center Added 2,060 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: Make a Sound Sandwich

          02:33

          from Smithsonian's Lemelson Center Added 198 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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