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    COSI
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    In this combination chemistry and physics activity, learners explore water absorption in dried beans or peas and learn how this affects their physical properties. They observe changes in size, skin...

    $1 - $5 per student Ages 6 - 11 1 to 7 days
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    American Chemical Society
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    In this activity, learners try to revive wilted celery. Learners discover that plants wilt when their cells lose water through evaporation. Use this activity to introduce capillary action.

    $1 - $5 per group Ages 4 - 11 4 to 24 hours
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    University of Wisconsin-Madison
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    In this investigation, learners plant seeds in a 2-liter bottle filled with soil that is connected to a water source below. Over the next few weeks, learners observe how the plants grow. The...

    $1 - $5 per student Ages 4 - 14 1 to 4 weeks
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    University of Illinois Extension
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    In this activity, learners investigate soil conditions by creating a soil map. Learners record soil characteristics and compare the conditions of soil in different grid sections. Use this activity...

    1 cent - $1 per student Ages 4 - 14 1 to 2 hours
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    The Exploratorium
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    In this hands-on botany activity, learners sprout vegetables in film canisters. Learners grow nine seeds each of cabbage, radish, and parsley, experimenting with changing one variable (light, water...

    1 cent - $1 per student Ages 4 - 11 1 to 4 weeks
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    COSI
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    In this biology activity (page 3 of the PDF), learners will explore how plants turn sunlight into food through a process called photosynthesis. Learners will experiment with different growing...

    $10 - $20 per group Ages 6 - 14 1 to 4 weeks
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    Lawrence Hall of Science
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    In this activity, learners use squares to figure out how many border tiles are needed to enclose different areas. Learners start by making square ponds and creating a table to help them figure out...

    1 cent - $1 per student Ages 6 - 14 10 to 30 minutes
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    PBS
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    In this math lesson, learners use the setting of a flower-making fundraiser to explore a variety of patterns. Learners examine the patterns in a flower design made of triangles surrounding a square...

    $1 - $5 per group Ages 6 - 11 1 to 2 hours
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    The Exploratorium
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    In this fun gardening activity, learners discover their soil type. There are three basic soil types: sand, silt, and clay. Using only a jar, water and a bit of water softener, learners will sort...

    1 cent - $1 per student Ages 6 - 14 4 to 24 hours
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    Michigan Reach Out!
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    In this activity, learners find out what happens when they cover leaves with pieces of black construction paper. This activity shows learners that plants need sunlight to survive. Use this activity...

    $1 - $5 per group Ages 4 - 11 1 to 7 days

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