Sun 9:30 am–4:30 pm
Tinkerfest at National Children's Museum
A full day of hands-on tinkering built for small hands that need something to do with their energy.
Tinkerfest runs 9:30 am–4:30 pm on October 4, 2026 at the National Children's Museum, 1300 Pennsylvania Ave NW; cost not listed by the source.
Add to calendar: Google Calendar · Apple / Outlook (.ics)
Updated Monday, September 28, 2026 · real listings, pulled from 130+ sources and reviewed by a person.