The Geological Time "Systems" Banner
Draw a date scale from 600 million years ago to present
Label the Eras and Periods in the proper places.
1cm = 2 million years; banners are 300 cm long
Write the major events (new creatures etc.) under each Period and Era
Research your system that is present in each Period and Era. E.g. respiratory, digestive, urinary, circulatory, etc.
Place a title on the top "Systems of organisms Over Time"
Write a sentence explaining the system in each period and era.