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  1. "People of the Bog" Activity, PDF DOWNLOAD

    "People of the Bog" Activity, PDF DOWNLOAD

    Students construct a classroom bog and a mini-composter to observe the rate of decomposition in anaerobic (little or no oxygen present) and aerobic (oxygen available) environments.
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    $2.95
  2. Invaders!

    Invaders! Activity PDF Download

    Students learn what aquatic invasive species are and participate in a full-body movement game that simulates competition for habitat and resources.
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    $2.95

2 Item(s)