Fossilization Steps
Online Study Activity

The different steps to fossilization are 'buried' in the dirt. 
That's the brown part of the picture.
'Hang' (Place) the different steps, in order, next to the numbers in the sky.
That's the blue part of the picture.
When you are finished placing the different steps in order, click the 'Check Fossilization Steps' button at the bottom of this page to see if you are correct.

Fossilization base picture

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Human / Animal dies near lake
Body sinks into lake
Flesh rots away
Sand/gravel covers the bones
Bones get buried deeper and deeper
Minerals replace calcium
Body lies for millions of years
Rain washes dirt and rock away
Archaeologist finds fossil