National STEM Festival: Open Build Day (FREE Public Expo, All Ages)
EXPLR\'s National STEM Festival’s FREE public expo — hands-on builds + teen innovation showcases. All ages welcome.
- Start:June 27, 2026
- End:June 27, 2026
- Where:Acoustic Hour at The Square, 1850 K Street Northwest, Washington, District of Columbia, United States, 20006
- Phone:N/A
- Event Type: Festivals & Fairs
- Ticket Price:N/A
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