Relative Sizes - from sand grains to stars - Curiosity Show

http://www.youtube.com/watch?v=b9yLR1idJAw

Activity, Hands-on, Publisher, Curiosity Show, Video, YouTube

Starting with a grain of sand and multiplying by ten, Deane leads to a making a scale model of the earth and the sun.

31 July 2013 Edit: 25 February 2014


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