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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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    Twin Cities Public Television
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    In this activity, learners explore the structure of plant leaves. Learners find out what happens when they coat either the top or bottom sides of leaves with petroleum jelly. Use this activity to...

    $5 - $10 per group Ages 6 - 14 1 to 7 days
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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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    Museum of Science and Industry, Chicago
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    See what happens when plants compete for survival in an area with limited resources. What survives? How is plant quality affected? Any plant that can get more water, nutrients, and sunlight than...

    $1 - $5 per group Ages 6 - 18 1 to 4 weeks
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    IEEE
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    In this activity, learners explore how civil engineers solved the challenge of moving water via irrigation. Learners work in teams of "engineers" to design and build their own "...

    Over $20 per group Ages 8 - 18 1 to 2 hours
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    Museum of Science and Industry, Chicago
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    Learners assemble a figure from a nylon stocking or sock stuffed with soil and seeds. The ends of the nylons inside the jar absorb water, which feeds the grass seeds. The seeds grow to become...

    $1 - $5 per student Ages 4 - 11 1 to 4 weeks
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    PBS
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    In this math lesson, learners record and graph plant growth and interpret data. Learners plant seeds, and once the seeds sprout, record the change in height of the plants for several days. They...

    $5 - $10 per group Ages 8 - 11 1 to 4 weeks
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    NOAA
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    In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere. Learners conduct the experiment by placing a large plastic bag over a living limb...

    1 cent - $1 per group Ages 6 - 14 2 to 4 hours
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    American Chemical Society
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    In this activity on page 7 of the PDF, learners examine the effects that light and air have on green plants. Learners plant seeds in two containers and compare what happens when the containers are...

    $1 - $5 per student Ages 6 - 11 1 to 4 weeks
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    Biotechnology and Biological Sciences Research Council
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    In this activity, learners determine the necessary conditions for pea seed germination. This activity encourages learners to make predictions and think about how they might investigate the effects...

    $5 - $10 per group Ages 8 - 11 1 to 7 days

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