Season 2018 · Episode 11 of 53
Aired Mar 15, 2018
How 29,000 Lost Rubber Ducks Helped Map the World's Oceans
Thu, Mar 15, 2018
0 of 53 watched this season
In this video you will learn how 29,000 lost rubber ducks helped map the world's oceans.
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Airs
Thu, Mar 15, 2018
Show
Half as Interesting
569 episodes
Episode
S2018 · E11
in Half as Interesting