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    New Jersey Department of Education
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    In the wild, small crustaceans known as brine shrimp live in marine habitats such as saltwater lakes. In this activity, learners create a saltwater or marine ecosystem that becomes an experimental...

    $10 - $20 per group Ages 11 - 18 1 to 7 days
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    Carleton College
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    In this activity, learners use Styrofoam to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope. The tiny spaces in Styrofoam...

    $1 - $5 per group Ages 8 - 18 1 to 7 days
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    New Jersey Department of Education
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    In this activity, learners investigate the different salinity levels of oceans, rivers and estuaries. Learners then use experimentation to determine which sample is the best model of each type of...

    Over $20 per group Ages 8 - adult 1 to 7 days
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    New Jersey Department of Education
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    In this activity, learners create a freshwater ecosystem in a large plastic bottle. Learners cut and prepare bottles, then fill with water, aquatic plants, snails and fish. Learners observe their...

    $10 - $20 per group Ages 8 - 18 1 to 7 days
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    New Jersey Department of Education
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    In this activity, learners discuss the different salinities of oceans, rivers and estuaries. Learners then use experimentation to determine which sample is the best model of each type of natural...

    $5 - $10 per group Ages 8 - adult 1 to 7 days
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    New Jersey Department of Education
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    An estuary is a body of water that is created when freshwater from rivers and streams flows into the saltwater of an ocean. To understand this mixing of fresh and salt water, learners go through...

    $10 - $20 per group Ages 8 - 18 1 to 4 weeks
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    Bridge: Online Ocean Science Education Resource Center
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    In this data activity, learners analyze data from coral reef snapshots taken by scientists at the Virginia Institute of Marine Science. Learners chart data on an excel spreadsheet while recognizing...

    free Ages 11 - 18 45 to 60 minutes
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    American Museum of Natural History
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    In this experiment, learners work in pairs to create two gloves -- one that contains a layer of shortening (blubber) inside, and one that doesn't. By putting both glove-covered hands in a...

    $5 - $10 per student Ages 8 - 14 10 to 30 minutes
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    NOAA
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    In this activity on page 60, learners examine and simulate wildlife entanglement by experiencing what it might be like to be a marine animal trapped in debris. Learners wrap rubber bands around...

    1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
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    NOAA
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    In this activity on page 24, learners perform experiments to examine whether or not trash can float, blow around, or wash away. Then learners analyze the effects of these characteristics on marine...

    1 cent - $1 per group Ages 6 - 14 30 to 45 minutes

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