Defenders of Wildlife
Kids' Planet: Wolf Discovery Curriculum
Here is a wonderful resource for both students and teachers alike! Content includes a wealth of articles on wolves, ranging from vital statistics to hunting techniques, as well as lesson plans and quizzes for kids of all ages!
Other
International Wolf Center: Wolf Families
An effective site that begins with the definition of a pack and touches on a number of family dynamics such as the role of the parents and the development and growth of pups.