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    NOAA
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    In this activity, learners make a model of a pollution spill that occurred at Bangs Lake in Mississippi and measure water quality parameters in their model. Learners then study the actual spill,...

    Over $20 per group Ages 14 - 18 2 to 4 hours
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    Twin Cities Public Television
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    This activity (on page 2 of the PDF) is a full inquiry investigation into dogs' ability (or inability) to see color. Learners conduct an experiment by first performing a control test and then...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    The Oceanography Society
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    The objective of this inquiry-based lesson is for learners to gain an understanding of how increasing ocean acidity can affect the calcification of marine organisms. During this activity, learners:...

    Over $20 per group Ages 14 - adult 2 to 4 hours
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    Twin Cities Public Television
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    This activity (on page 2 of the PDF) is a full inquiry investigation into absorption and reflection of radiant energy. In order to build a house that keeps a dog as cool possible in the heat,...

    $10 - $20 per group Ages 8 - 14 2 to 4 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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    Twin Cities Public Television
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    This activity (located on page 3 of the PDF) is a full inquiry investigation into organisms and the health of their ecosystems. Groups of learners will net and count different types of...

    $5 - $10 per group Ages 8 - 14 2 to 4 hours
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    University of Washington
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    In this activity, learners investigate the sense of hearing and plan and conduct their own experiments. In "CLASS EXPERIMENT," learners discover how we are able to judge where a sound is...

    $10 - $20 per group Ages 11 - 14 2 to 4 hours
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    Biotechnology and Biological Sciences Research Council
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    In this activity, learners make their own bug boxes and test the habitat preference of selected "minibeasts" (bugs). Activity is broken down into two sessions because the boxes are fixed...

    $5 - $10 per student Ages 6 - 14 2 to 4 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