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    Smithsonian National Zoological Park
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    In this family or group inquiry activity, learners use their senses to explore a local forest or woodland. Learners can look for decomposers and fungi, investigate flowers and pollination, and...

    1 cent - $1 per group Ages 6 - 11 1 to 2 hours
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    Lawrence Hall of Science
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    In this outdoor activity, learners search for lichen, a combination of a fungus and an alga living together. Lichen grow where most other plants cannot, on rocks, the trunks of trees, logs and sand...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    APSnet
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    In this lab, learners explore Koch's Postulates, the critical step used to prove that a particular microbe is the cause of a specific disease in a host organism (plant or animal). This is...

    Over $20 per group Ages 11 - 18 1 to 4 weeks
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    COSI
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    In this health activity (page 7 of the PDF), learners will discover the importance of handwashing as a factor in reducing the spread of pathogens. Using a sponge (or sponge-like ball) and flour,...

    $1 - $5 per group Ages 4 - 11 5 to 10 minutes
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    Berkeley Natural History Museums
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    After an interest-generating discussion about "dirt" and microbes, learners select and collect soil samples from a variety of locations (schoolyard, home, etc.). They make a dilution in...

    $1 - $5 per group Ages 8 - 18 1 to 7 days
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    The Exploratorium
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    This activity shows you how to make a mold terrarium using a jar and leftover food. Learners explore mold, an "icky but necessary" thing that helps living matter rot, return to the soil,...

    1 cent - $1 per group Ages 8 - 14 1 to 4 weeks
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    COSI
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    In this health activity (located on page 4 of the PDF), learners will discover the importance of hand washing by observing mold growing on potatoes. Comparing mold growth on the potatoes will give...

    $10 - $20 per group Ages 6 - 11 1 to 4 weeks
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    Oregon Museum of Science and Industry
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    In this activity, learners grow germs collected from their hands and other objects. They cultivate the germs on a growth medium (such as slices of grapefruit or processed cheese) for a week....

    1 cent - $1 per student Ages 6 - 14 1 to 7 days
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    Science Museum of Minnesota
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    This is a hands-on activity that uses bread and household materials to grow mold. Learners collect dust from a room, wipe it on food, and contain it. One to seven days later, mold has grown....

    1 cent - $1 per student Ages 4 - 18 1 to 7 days
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    Omaha's Henry Doorly Zoo
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    In this field study, learners discover how to collect data in the field and how their efforts can help certain animals, specifically, amphibians. The field study allows learners to go into the...

    Over $20 per group Ages 8 - adult 2 to 4 hours

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