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Little kids will enjoy "One World, One Sky: Big Bird's Adventure" at the Albert Einstein Planetarium in Washington, DC, featuring Big Bird and Elmo as they take an imaginary trip to the moon.
Located on the National Air and Space Museum's east terrace, Phoebe Waterman Haas Public Observatory offers solar and lunar observing. Observatory staff offers hands-on activities that let you learn about astronomy and telescopes.
If the weather does not cooperate, alternative activities are offered indoors. Albert Einstein Planetarium in Washington, DC
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