San Francisco · Saturday, September 12, 2026
Activity: Operation STEM
Activity: Operation STEM on Saturday, September 12, 2026 at West Portal (Library). Cost: Free. Best for: school-age.
Saturday, 9/12/2026, 3:00 - 4:00 | West Portal | Elementary School Age | Science
All dates
- Saturday, September 12, 2026
- Saturday, October 10, 2026
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Plan your visit
Venue hours: Monday: 8:00 AM – 9:30 PM; Tuesday: 7:30 AM – 8:00 PM; Wednesday: 7:30 AM – 8:00 PM; Thursday: 7:30 AM – 8:00 PM; Friday: 7:30 AM – 8:00 PM; Saturday: 7:30 AM – 8:00 PM; Sunday: 7:30 AM – 8:00 PM — check the official page for holiday changes.
Nearby family spots
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