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    The Exploratorium
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    The Ancient Egyptians used a naturally-occurring salt from the banks of the Nile River, called natron, to mummify their dead. Natron is made up primarily of sodium carbonate (a very efficient, but...

    Ages 8 - 18
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    The Science House
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    In this chemistry activity, learners use spaghetti to explore density and chemical reactions. Learners will discover how a solution of baking soda and vinegar can make spaghetti float and even ...

    Ages 6 - 18
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    Community Science Workshop Network
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    In this activity, learners experiment with hydrogen peroxide, vinegar, yeast, and baking soda to produce hot and cold reactions. Use this activity to demonstrate exothermic and endothermic reactions.

    Ages 8 - 18
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    COSI
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    In this chemistry activity, learners will learn how to make their own pH indicator using cabbage leaves, and then test common household items with their homemade indicator. This is an excellent...

    Ages 14 - 18
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    COSI
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    In this chemistry activity (page 5 of the PDF), learners make an acid-base indicator using cabbage. Learners then explore how various subtances react with this indicator. Though this activity was...

    Ages 8 - 18
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    The Science House
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    In this chemistry activity, learners make indicator solution from red cabbage. Then, learners test everyday foods and household substances using the cabbage juice indicator. Learners will record...

    Ages 11 - 18
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    Science Museum of Minnesota
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    DNA is the thread of life. Encoded in its genetic sequence is the information that makes each of us unique. This activity allows you to see long, stringy strands of DNA extracted from wheat germ....

    Ages 8 - adult
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    Astronomical Society of the Pacific
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    This chocolate chip cookie recipe includes templates for baking night sky constellations of the season right on top! Two templates are included, one for 9pm mid-April, and one for 10pm mid-July....

    Ages 6 - adult
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    The Science House
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    In this chemistry activity, learners perform three chemical reactions in a sealed zip-top bag. Learners will record their observations and classify the changes as chemical or physical. This...

    Ages 8 - 18
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    National Health Museum
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    This laboratory exercise is designed to show learners how DNA can easily be extracted from wheat germ using simple materials. Use this experiment to supplement any unit on genetics and to...

    Ages 11 - 18

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