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How Fast Is the Speed of Light?
Superman may have been faster than a speeding bullet, but he doesn’t stand a chance in a race against light!
How Fast Is the Speed of Light?
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Why Do We Wrap Presents?
Yo! Your presence is requested in Wonderopolis today so we can rap about a holiday necessity.
Why Do We Wrap Presents?
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Who Invented the Automobile?
Today’s Wonder of the Day should really rev up your engine!
Who Invented the Automobile?