The Geological Time "Systems" Banner

  1. Draw a date scale from 600 million years ago to present
    1. Label the Eras and Periods in the proper places.
    1. Write the major events (new creatures etc.) under each Period and Era
  1. Research your system that is present in each Period and Era. E.g. respiratory, digestive, urinary, circulatory, etc.
  2. Place a title on the top "Systems of organisms Over Time"
  3. Write a sentence explaining the system in each period and era.