Tutorial: Drop-In Tech Support for Older Adults

Fri · Oct 23·Presidio of San Francisco. Specific meeting location will be listed in the registration confirmation email.

Volunteer planting, weeding, and mulching young trees in the Presidio’s reforestation areas while learning urban forestry and arboriculture.

Fri · Oct 23·3601 Lyon St, San Francisco

Cal Hacks 13.0 (3601 Lyon St, San Francisco) — 36‑hour hackathon offering workshops, industry mentors, corporate partners, food, swag, and prize pool of cash and devices.

Fri · Oct 23·5 AM·Event Location, San Francisco

Cycle track open before 2:00 PM at Event Location, San Francisco.

Fri · Oct 23·8:30 AM – 4:30 PM·San Francisco, CA (Farallon Islands)

Eight‑hour naturalist‑led whale watching expedition sails from San Francisco under the Golden Gate Bridge to the Farallon Islands, featuring an expert naturalist, $320 per person, ages 13+.

Fri · Oct 23·12 PM – 2 PM·Main, San Francisco Public Library

A writing workshop led by award‑winning poet and SCW Institute founder Alexandra Kostoulas at the San Francisco Public Library Main, for ages 18 and up.

Fri · Oct 23·1 PM – 2:30 PM·Sunset, San Francisco Public Library

Cantonese tablet/smartphone tutorial at Sunset Library teaches camera focus, exposure, basic functions, and QR scanning; bring your own Apple or Android device; for ages 60 and up.