"Looking North And South In The Summer Sky" 5 min. version
Special | 5m 2s
Star Gazers #14-31 Five Minute Aug 4 - 10, 2014 "How the stars appear to move in the sky"
Aired: 08/03/14Video has closed captioning.
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Funding provided by The Batchelor Foundation and The William J. & Tina Rosenberg Foundation