How Do Things Work?
Beginner - Intermediate
15 Videos
Collection of questions and answers explaining how stuff works, for the curious mind.
How Do Things Work?
How Do Things Work? » Why Do Giraffes Have Such Long Necks?
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Beginner
China
This video explains how giraffes evolved to have the long necks they have today.
Beginner
China
The giraffe's long neck serves many interesting functions.
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