Free Presentations in PowerPoint format

Geological Time

Geologic Time.ppt 

Time 2.ppt

Geological Time

Geologic Time #1

Geologic Time #2

Geologic Time #3

Geologic Time #4

See also: Rock & Fossils, Minerals & Crystals, 
Ice Ages, Early Man, Introduction to Geology 

For Kids

Earthtrips - A Virtual Journey into Earth's History

Geological Time Online Edition 

Tour of Geologic Time & Timeform

Fossils

For Teachers

Geological Time Visuals

Geological Time Activities

Fossils, Facts, and Finds - Lesson Plans on Geological Time 

Relative Age Dating Activity 

Geologic Cross-Section

Free Presentation Tutorials - including how to create
 a new presentation from several old ones, add sound, more

Free Video Clips/Mini Movies for Kids

Free Online Science Games for Kids

Free Clipart 

Free Templates