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    National Health Museum
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    This activity allows learners to explore the scientific method in an open-ended fashion, using the 4-P Approach to Science Inquiry developed by the University of Wisconsin, Beloit. Learners observe...

    $5 - $10 per group Ages 11 - 18 45 to 60 minutes
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    NASA
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    In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height. Learners must follow a certain number of design...

    free Ages 11 - 18 45 to 60 minutes
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    4-H
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    In this activity, learners create a battery from fruit. This activity helps learners explore electricity, electrochemistry, and series circuits as well as the process of scientific inquiry....

    Over $20 per group Ages 8 - 14 1 to 2 hours
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    University of Washington
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    In this activity, learners investigate the olfactory system by conducting several experiments. In "CLASS EXPERIMENT," learners find that the ability to detect an odor decreases with...

    $5 - $10 per group Ages 11 - 14 2 to 4 hours
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    NASA
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    In this activity learners observe mold growth on different types of bread by measuring and recording the growth rate. Educators can use this activity to introduce a challenge astronauts face while...

    $5 - $10 per group Ages 8 - 14 1 to 4 weeks
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    Twin Cities Public Television
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    In this health and genetics activity, learners determine whether tasting the bitter compound PTC (phenylthiocarbamide) influences which vegetables a person likes. Learners conduct a blind taste...

    $10 - $20 per group Ages 8 - 14 45 to 60 minutes
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    NASA
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    In this activity, learners test the rate of ripening fruit and vegetables and use a chemical to inhibit the ripening process. After the experiment, learners measure the exposed surface area of the...

    $10 - $20 per group Ages 8 - 14 1 to 2 hours
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    Lawrence Hall of Science
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    In this outdoor activity, learners find out the color of food that jays prefer and then try to change the birds' preference by altering the taste of the food with salt. Learners consider how...

    $10 - $20 per group Ages 8 - 14 45 to 60 minutes
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    Bryn Mawr College
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    In this laboratory activity, learners design an experiment to evaluate how environmental factors influence the growth of molds. Suggested questions to investigate include: (1) Does mold grow faster...

    $5 - $10 per group Ages 11 - 18 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 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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