Lego Builders Club

Sat · Sep 5·2 PM – 4 PM·Pleasant Hill, Maker Space, Pleasant Hill

Build your own unique Lego creations! No registration required. All ages and abilities welcome.

Sat · Sep 12·2 PM – 4 PM·Pleasant Hill, Maker Space, Pleasant Hill

Build your own unique Lego creations! No registration required. All ages and abilities welcome.

Sat · Sep 19·2 PM – 4 PM·Pleasant Hill, Maker Space, Pleasant Hill

Build your own unique Lego creations! No registration required. All ages and abilities welcome.

Sat · Oct 3·10 AM – 12 PM·Pleasant Hill, Pleasant Hill

Computer docents are volunteers who answer simple technical questions and offer basic instruction on library computers. They help you get started, so you can take those skills and continue to explore and learn on your own! Computer Docents can: Teach you to use email Teach you to create and save documents Teach you to…

Sat · Oct 3·6 AM·Waterfront Park, 245 N. Court St. Martinez, California 94553

The Bike the Bridges event is a family-friendly bicycle ride that offers 25mi, 50K, 50mi, and 100K loops that take riders across the scenic Carquinez and Benicia Bridges. For more information about this event, please visit: 2026 Bike the Bridges | Bands & Brews | Special Olympics Northern California

Sat · Oct 3·9 AM – 1 PM·Save Mount Diablo · Walnut Creek

Come join Save Mount Diablo for a day of beginning rock-climbing instruction at Mount Diablo's Pine Canyon.

Thu · Sep 3·1 PM – 2 PM·San Pablo, San Pablo

Join the Library Wellness Team for a free art program. Use creative expression and de-stress with us on first and third Thursdays at the San Pablo Library! No registration is required to attend these classes.

Thu · Sep 3·2 PM – 3 PM·Walnut Creek, Upstairs, Oak View Room , Walnut Creek

Practice your English conversation skills with other adult ESL learners in a comfortable and friendly setting. We meet in person, upstairs, in the Oak View Room at the Walnut Creek Library. Please drop in, no registration is required, and all abilities are welcome.

Thu · Sep 3·2:30 PM – 4 PM·El Sobrante, El Sobrante

El Sobrante Library offers free nutritious meals after school on Thursdays and Fridays to students 18 and under (while supplies last). The pick-up time is between 2:30 pm and 4:00 pm. Enjoy the meal in our Meeting Room, or outside in our amphitheater under the trees. The meals are provided by West Contra Costa Unified…

Thu · Sep 3·2:45 PM – 4 PM·Ygnacio Valley, Walnut Creek

Looking for a place to unwind and chill with friends after school? Join us at the Ygnacio Valley Library for the “T(w)een Lounge” on Thursday August 13, August 27 and September 3. This exciting program is designed for tweens and teens . Each session is packed with engaging activities, creative projects & DIY crafts, an…