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    National Aeronautics and Space Administration
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    In this activity, learners investigate the impact of oil pollution on the environment and wildlife. Learners use hard-boiled eggs and feathers to understand the damage that oil spills can cause....

    $5 - $10 per group Ages 8 - 11 1 to 7 days
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    National Aeronautics and Space Administration
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    In this activity, learners investigate the movement caused by dispersion. Learners discover that dispersion is the random movement of objects.

    1 cent - $1 per group Ages 8 - 11 1 to 7 days

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