[IAEP] KIds from around the world measuring the Circumference of the Earth

Steve Thomas sthomas1 at gosargon.com
Thu Sep 29 00:06:47 EDT 2011

The Goal of the Noon Day Project <http://ciese.org/curriculum/noonday/> is
to have students measure the circumference of the earth using a method that
was first used by Eratosthenes over 2000 years ago.

Students at various sites around the world will measure shadows cast by a
meter stick and compare their results.

>From this data students will be able to calculate the circumference of the
earth. Click here to get to their site and

Watch the Carl Sagan video, <http://youtu.be/0JHEqBLG650> its a treat.

Thanks to Ihor Charischak for pointing this out.

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