Glencoe Earth Science

Unit 4: Change and Earth's History

Geologic Time Scale

Project Type: Model
As a group, design a wall mural or diorama depicting the layers of the geologic time scale, or a particular scene of interest from an era.


  • Students may cooperatively design a large diorama or class mural to demonstrate the knowledge they have acquired about past eras in Earth’s history. A written key to the plants and animals present in their model should accompany their final presentation.
  • Projects may include a geologic time scale with layers, or a scene of one particular era of interest.

The following are sites to help research the geologic time scale. Students may use these and or any other site they find.

Geologic Time Scale:

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