A Bird Hatches and a Butterfly Ecloses What’s the Difference? (Back to Lesson) National Science Education Standards Life Science Plants and animals have life cycles that include being born, developing into adults, reproducing, and eventually dying. The details of this life cycle are different for different organisms. (K-4) Each plant or animal has different structures that serve different functions in growth, survival, reproduction. (K-4)

Copyright 1997-2013 Journey North. All Rights Reserved.   Contact Us    Search