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    Oregon Museum of Science and Industry
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    In this experiment, learners will conduct chemical and physical tests to identify mystery substances. This experiment is very flexible, allowing educators to determine the number of unknowns to...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    BioEd
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    In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar. The first part of the activity (candle burning) should be conducted...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    Twin Cities Public Television
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    In this engineering activity, learners design and build a mechanical arm to lift a small item. Learners must follow certain design constraints as they build an arm that can lift a paper cup from...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    WGBH
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    In this design challenge activity, learners build a four-stringed instrument that can play a tune. This lesson plan includes information on sound energy and pitch and the design process, as well as...

    $1 - $5 per student Ages 8 - 14 45 to 60 minutes
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    Twin Cities Public Television
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    In this activity, learners build penetrometers to test leaf toughness. Biologists measure leaf toughness to study the feeding preferences of insects and bugs.

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    WGBH
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    This activity guide features three related explorations to help learners ages 3-6 investigate shadows via the following science concepts: A shadow is made when an object blocks the light; you can...

    $5 - $10 per group Ages 4 - 6 45 to 60 minutes
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    Twin Cities Public Television
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    In this physical sciences activity, learners explore insulation. Leaners investigate how insulation can be used to slow down the conduction of heat from one side of a wall to the other. Learners...

    $5 - $10 per group Ages 8 - 14 45 to 60 minutes
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    University of Utah
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    In this genetics activity, learners create and decode a “DNA recipe” for a dog by randomly selecting strips of paper that represent DNA. Then, learners decode the DNA recipe to reveal the physical...

    $1 - $5 per group Ages 8 - 18 45 to 60 minutes
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    WGBH
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    In this water activity, learners build boats that float and sink. First, learners listen to the book, "Who Sank the Boat" and practice making predictions throughout the story. Then,...

    $5 - $10 per group Ages 4 - 6 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    In this activity, learners create a mixture of water, alcohol and permanent marker ink, and then add salt to form a colored alcohol layer on top of a colorless water layer. The reason this happens...

    $1 - $5 per group Ages 11 - 14 45 to 60 minutes

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