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    Twin Cities Public Television
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    This outdoor activity (on page 2 of the PDF) is a full inquiry investigation into how the amount of moisture in a sand dune relates to the number of plants growing there. Groups of learners will...

    $10 - $20 per group Ages 8 - 14 2 to 4 hours
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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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    Twin Cities Public Television
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    In this activity, learners put on their naturalist hats and explore the world around them. This activity challenges learners to take a close look at local habitats, determine if area animals have...

    free Ages 8 - 14 2 to 4 hours