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    Lawrence Hall of Science
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    In this outdoor activity, learners investigate the relationship between the slope of a trail and soil erosion. Using both math and science skills, learners gain awareness of how human activities...

    $10 - $20 per group Ages 8 - 18 45 to 60 minutes
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    The Exploratorium
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    In this demonstration, learners watch as a device drops a ball into a cup without touching the ball or cup, even though the ball and cup are virtually side-by-side. Specifically, this device...

    $10 - $20 per group Ages 11 - 18 5 to 10 minutes
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    The Exploratorium
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    In this geology activity learners build a "squeeze box," which allows them to compress layers of sediment. This is a great way to investigate folding and faulting in the Earth. The...

    $10 - $20 per group Ages 8 - 18 5 to 10 minutes
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    Lawrence Hall of Science
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    In this outdoor activity, learners search for lichen, a combination of a fungus and an alga living together. Lichen grow where most other plants cannot, on rocks, the trunks of trees, logs and sand...

    $10 - $20 per group Ages 8 - 18 1 to 2 hours
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    The Exploratorium
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    In this activity, learners explore how different deodorants work. Learners treat agar plates with different types of deodorants and compare the bacteria growth on the plates to the control sample.

    $10 - $20 per student Ages 11 - 18 1 to 7 days
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    Oregon Museum of Science and Industry
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    Learners place their hands on different metals and use an ammeter to monitor the flow of electricity from one metal to another. They become part of a complete circuit, allowing electrons to flow...

    $10 - $20 per group Ages 8 - 18 5 to 10 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners will design a way to identify a powder found at a crime scene by comparing it with known powders, with the goal of solving a crime. Learners will describe the various...

    $10 - $20 per group Ages 8 - 11 45 to 60 minutes
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    Lawrence Hall of Science
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    In this outdoor activity, learners make their own organic-rich soil. Depending on where this activity is done, learners will probably discover that their local soil is low in organic matter. Then...

    $10 - $20 per group Ages 8 - 18 45 to 60 minutes
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    Lawrence Hall of Science
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    In this outdoor activity, learners use artificial bees and paper models of flowers to find out how bees transfer pollen from one flower to another. Background information discusses bees and other...

    $10 - $20 per group Ages 8 - 14 45 to 60 minutes
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    Lawrence Hall of Science
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    In this outdoor, sensory activity, learners role play as animals trying to identify their "family's" scent and locate their "territory." Learners mark their territories and...

    $10 - $20 per group Ages 8 - 14 45 to 60 minutes

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