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National Building Museum - Big Build 2026 signup sheet
The Big Build Event is an annual hands-on discovery event for young children and their parents held each October in Washington DC at the National Building Museum, where NCAGG exhibits and our volunteers interact with hundreds of people introducing them to glass art techniques and provide simple, yet engaging kids’ activities throughout the day.
Volunteer to prepare materials in advance or volunteer for future events.
WATCH FOR NEW EVENT LISTINGS BELOW.
