Illustration of girl reading book and a tree showing things you can do at the Library

Activity: Courtyard STEM

Marble Machine
Saturday, 6/28/2025
1:00 - 2:00
West Portal Front Courtyard
West Portal

190 Lenox Way
San Francisco, CA 94127
United States

415-355-2886

Explore physics and chemistry with simple experiments in the library's courtyard.  This week, engineer a path for marble to run on a pegboard.  

Science

Gain a new perspective on and understanding of the world through programs on the sciences.

Summer Stride

Summer Stride is the Library's annual summer learning, reading and exploration program for all ages and abilities. Read and learn with the Library all summer long.

This program is sponsored by Friends of the San Francisco Public Library.

Attending Programs

All programs are drop-in (no registration necessary) unless otherwise noted. All SFPL locations are wheelchair accessible. For accommodations (such as ASL), call (415) 557-4557 or contact accessibility@sfpl.org. Requesting at least 3 business days in advance will help ensure availability.

This program will be conducted in English unless otherwise noted.

Notice: This event may be filmed or photographed. By participating in this event, you consent to have your likeness used for the Library’s archival purposes and promotional materials. If you do not want to be photographed, please inform a staff person or the photographer. A sticker will be provided to help identify you so that we can avoid capturing your image.

Public Notice and Disclaimer

This program uses a third-party website link. By clicking on the third-party website link, you will leave SFPL's website and enter a website not operated by SFPL. This service may collect personally identifying information about you, such as name, username, email address, and password. This service will treat the information it collects about you pursuant to its own privacy policy. We encourage you to review the privacy policies of each third-party website or service that you visit or use, including those third parties with whom you interact through our Library services. For more information about these third-party links, please see the section of SFPL’s Privacy Policy describing Links to Other Sites.

The views and opinions expressed in programs presented by groups unaffiliated with SFPL do not necessarily reflect the official policy or position of SFPL or the City.