The geologic time scale is divided into eons, eras, periods ... As they come to consensus with the group, they should locate the relevant time on their timeline and draw a picture of some of the ...

I like to use a meter stick and be very intentional with my spacing to model time as a scale. I also avoid using the far right of the space to infer ... preserved in the rock record of the Earth that ...

This Android App shows the geological time scale of the history of the earth. The time scale shows the units Eonothem, Erathem, Period, Epoch and Stage. It shows the begin of every period and if it is ...