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    Lawrence Hall of Science
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    In this outdoor activity, learners design devices that will catch prey or gather plants. After testing their devices, learners investigate the food-gathering adaptations of animals in their...

    Over $20 per group Ages 8 - 14 45 to 60 minutes
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    University of Nebraska State Museum
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    In this activity (on pages 18-28), learners explore how the shape of seeds affects how they are dispersed by wind, birds, ocean currents and other means. Learners make predictions about seeds'...

    $5 - $10 per group Ages 8 - 14 1 to 2 hours
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    TERC
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    In this activity, learners create a soil and water model of a single-cell life environment and study living microorganisms. Over a period of many days, learners observe the interaction of soil,...

    $5 - $10 per group Ages 8 - 18 1 to 7 days
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    University of Nebraska State Museum
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    In this activity (on pages 10-17), learners discover how scientists study biodiversity and the health of the environment based on inspection of small areas—a process known as sampling. Learners...

    $1 - $5 per group Ages 8 - 14 1 to 2 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 using indicator species to assess the health of an environment. Groups of learners will collect as many frogs as they can...

    Over $20 per group Ages 8 - 14 1 to 2 hours
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    Oregon Museum of Science and Industry
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    Learners explore how recyclers take advantage of the different properties of materials, such as magnetism and density, to separate them from a mixture. They use a magnet and floatation to separate...

    1 cent - $1 per group Ages 4 - 14 Under 5 minutes
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    Twin Cities Public Television
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    In this environmental engineering activity, learners build windmills using everyday items. The first challenge is to build windmills that spin when placed in front of a fan. The second challenge is...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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    Lawrence Hall of Science
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    This activity includes several games about animal sounds. Using their sense of hearing and communicating with various kinds of noisemakers, learners role-play predator and prey. They explore what...

    $1 - $5 per group Ages 6 - 14 30 to 45 minutes
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    University of Nebraska State Museum
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    This activity (on pages 23-27) lets learners simulate the work of scientists who take core samples of Earth's rocky layers to determine geological history. Learners create a model of Earth&...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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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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