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1. Save the Wolf (Simple Machines)

   out of 5 stars 

   03 Jun 2014 | Contributor(s):: Kendra A Erk, James Daniel Lehman

   This grade 3 design lesson introduces simple machines and challenges students to use simple machines to create a device to capture a wolf.

2. Sources of Variation - Wolf reintroduction, David Bos

   out of 5 stars 

   27 Aug 2013 | Contributor(s):: David Bos

   Biological question:•How has wolf reintroduction into the Greater Yellowstone Ecosystem (GYE) affected animals and plant at all tropic levels?oHelps students understand and apply the concept of trophic cascades and food websStatistical content:•Graphical and tabular observational data from...