How Do Butterflies Fly?

How Do Butterflies Fly?

By Vermont Public

How do butterflies fly? Why are butterflies called butterflies? How do airplanes fly? If gravity pulls everything down, how do planes and rockets get up in the air? Why do planes have engines and how do they make them? We're visiting ECHO, the Leahy Center for Lake Champlain and the Smithsonian National Air and Space Museum for answers.

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