~ Sunday, October 31 ~
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createyourowncontext:

Studying for my geology midterm tomorrow. This is a really cool representation of the 4.6 billion years that earth has been around.

Did this with my 5th graders! Everyone got a different period/epoch/era.

createyourowncontext:

Studying for my geology midterm tomorrow. This is a really cool representation of the 4.6 billion years that earth has been around.

Did this with my 5th graders! Everyone got a different period/epoch/era.


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    Did this with my 5th graders! Everyone got a different period/epoch/era.
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