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    BioEd
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    In this four-day activity, learners grow bacteria and/or fungi from a variety of locations and compare the results. They will learn that microbes are everywhere; some such as bacteria and fungi...

    $10 - $20 per group Ages 8 - 14 1 to 7 days
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    Howard Hughes Medical Institute
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    This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection through data collection and pattern recognition. In this scenario, learners use M&...

    $5 - $10 per group Ages 11 - 18 1 to 2 hours
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    Howard Hughes Medical Institute
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    This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection by encouraging them to formulate questions that can be answered through scientific...

    $10 - $20 per group Ages 11 - 18 2 to 4 hours
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    Omaha's Henry Doorly Zoo
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    In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution. Learners soak one regular hard-boiled egg and one peeled...

    1 cent - $1 per group Ages 4 - 14 4 to 24 hours
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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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    APSnet
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    In this laboratory activity, learners use a simple procedure to bait oomycetes from water and/ or soil and then examine these fungus-like organisms with the microscope to see how they look. They...

    $1 - $5 per group Ages 11 - 18 1 to 7 days
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    Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder
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    In this design-based activity, learners explore environments, ecosystems, energy flow and organism interactions by creating a model biodome. Learners become engineers who create model ecosystems....

    $10 - $20 per group Ages 11 - 14 4 to 24 hours
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    American Museum of Natural History
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    In this experiment using sprigs of Elodea, learners will observe a natural process that removes carbon dioxide (CO2) from Earth's atmosphere. This process is a part of the carbon cycle and...

    $10 - $20 per group Ages 11 - 14 1 to 2 hours
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    BioEd
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    In this activity, learners use a microscope to examine three different microbes: bacteria, yeast and paramecia. Educator will need to prepare the yeast solution one day before the activity. This...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    NSBRI
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    In this activity about daily rhythms (on page 17 of the PDF), learners will explore circadian patterns in humans, animals and plants. They will observe that some behaviors and functions of living...

    $1 - $5 per group Ages 8 - 14 1 to 7 days

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