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    My Science Box
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    In this activity, learners solidify their conceptualization of cells by building a model of a cell in a ziplock bag. The three-dimensional nature of cells comes to life as learners use everyday...

    Over $20 per group Ages 11 - 18 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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    Community Science Workshop Network
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    In this activity, learners extract DNA from a strawberry and discover that DNA is in the food they eat. Learners use simple materials to break open the cells of a strawberry and see DNA with their...

    $1 - $5 per student Ages 11 - 14 45 to 60 minutes
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    University of Nebraska State Museum
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    In this activity (on pages 22-33), learners do the kind of work genetic scientists do, sorting and comparing (images of) genetic material strands called chromosomes. First, learners use two meters...

    1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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    Oregon Museum of Science and Industry
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    Learners build a simple one-cell battery and use an ammeter to measure the flow of current. They add solutions of sodium sulfate and copper sulfate to separate bowls, and connect the solutions with...

    $10 - $20 per group Ages 11 - adult Under 5 minutes
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    The Exploratorium
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    In this activity, learners construct a cereal chain as a model of how proteins are made in the cell. Learners build their chain off of an initial template which represents a single copy of DNA and...

    1 cent - $1 per student Ages 11 - 18 10 to 30 minutes
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    Lawrence Hall of Science
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    This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes. Learners use the activity's shape chart to keep track of all the...

    1 cent - $1 per group Ages 4 - 14 1 to 7 days
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    University of Utah
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    In this kinesthetic activity, learners move pom-pom "ions" across a membrane to simulate how an action potential is propagated along an axon. Conducted as a group activity, this color...

    $5 - $10 per group Ages 11 - 18 45 to 60 minutes
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    American Society for Microbiology
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    Learners observe a model of a cell and its chromosomal DNA made from a plastic egg and dental floss. Use this model to illustrate how much DNA is held in one cell. For comparison, multiple eggs can...

    1 cent - $1 per group Ages 8 - 18 1 to 2 hours
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    American Society for Microbiology
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    Working in small groups, learners receive a written scenario regarding a bacterium with a certain goal it must carry out. They must work together to decide what cell parts are needed to form the...

    1 cent - $1 per group Ages 14 - 18 30 to 45 minutes

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