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How Big is the Universe

This version was saved 13 years, 9 months ago View current version     Page history
Saved by Jackie Gerstein, Ed.D.
on August 20, 2010 at 4:31:03 pm
 

Tom Shannon: Gravity-defying sculpture inspired by the sun, the earth, the moon

 

Activity:


The Scale of the Universe - Online Interactive

http://htwins.net/scale/index.html

 

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