Animals in Winter: hibernate, migrate and adapt sorting activity can work well individually as well as an addition to other units and can be extended in various ways. Perfect for Pre-K, K (kindergarten), 1st (first), 2nd (second), and 3rd (third) grades.Find Related Products BiologyZoologyPrimary ScienceElementary ScienceSuggested ImplementationHibernate, Adapt, or Migrate is excellent for Primary - 3rd graders, and can be used up to a 6th grade child as a springboard for further research. Set