Sat 9:30 am–4:30 pm
Worldwide Day of Play at National Children's Museum
A full day of hands-on play at National Harbor's museum, built for kids who'd rather climb than sit.
Runs 9:30 am–4:30 pm on Sept. 26 at the National Children's Museum in National Harbor; admission is ticketed, so buy in advance through the museum's site.
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Updated Friday, September 25, 2026 · real listings, pulled from 130+ sources and reviewed by a person.