Things to Do This Weekend in Castro Valley, CA

Kids Craft & Create: Calligraphy & Love

In 5 days · Sat, Apr 18, 10:30 PM–11:30 PM UTC · Castro Valley Library · 3600 Norbridge Ave, Castro Valley, CA · Ages 7–12

Practice Your English at the Castro Valley Library

In 6 days · Sun, Apr 19, 9:00 PM–10:00 PM UTC · Castro Valley Library · 3600 Norbridge Ave, Castro Valley, CA · Ages 18+

Round1 Southland Mall

Round1 Southland Mall · 551 Southland Mall Dr, Hayward, CA

Arcade Games in Hayward, CA

Collage Lab: A Collage Making Workshop

In 6 days · Sun, Apr 19, 9:00 PM–11:00 PM UTC · Castro Valley Library · 3600 Norbridge Ave, Castro Valley, CA · Ages 13+

Teen Advisory Board // Consejo de Adolescentes

In 5 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · César E. Chávez Branch Branch Library · 3301 East 12th Street, Suite 271, Oakland, CA · Ages 10–17

Grant Avenue Entrance

Grant Avenue Entrance · East Bay, CA

Outdoor Space in East Bay, CA

Mohka House: Coffee, Tea & Yemeni Culture

In 5 days · Sat, Apr 18, 10:00 PM–11:00 PM UTC · Rockridge Branch Branch Library · 5366 College Avenue, Oakland, CA

Gardening Workshop: Waterwise Vegetable Gardening

In 5 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Piedmont Avenue Branch Branch Library · 80 Echo Avenue, Oakland, CA

Clyde Woolridge Staging Area

Clyde Woolridge Staging Area · East Bay, CA

Outdoor Space in East Bay, CA

Search for Treasure in Old Newspapers

In 5 days · Sat, Apr 18, 9:00 PM–10:30 PM UTC · Oakland History Center Branch Library · 125 14th Street, 2nd Floor, Oakland, CA

Free Technology Help

In 5 days · Sat, Apr 18, 6:00 PM–8:00 PM UTC · Dimond Branch Branch Library · 3565 Fruitvale Avenue, Oakland, CA

Nike Classroom Staging Area

Nike Classroom Staging Area · East Bay, CA

Outdoor Space in East Bay, CA

Free Computer and Technology Help

In 5 days · Sat, Apr 18, 5:00 PM–7:00 PM UTC · Elmhurst Branch Branch Library · 1427 88th Avenue, Oakland, CA

Einstein’s Gravity Playlist

In 5 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA · Ages 8+

Urban Air Hayward

Urban Air Hayward · 29605 Mission Blvd, Hayward, CA

Outdoor Space in Hayward, CA

MOCHA At The Library!

In 5 days · Sat, Apr 18, 6:00 PM–7:30 PM UTC · Golden Gate Branch Branch Library · 5606 San Pablo Avenue, Oakland, CA · Ages 5–15

Digital Weekend

In 5 days · Sat, Apr 18, 10:30 PM–12:00 AM UTC · 81st Avenue Branch Branch Library · 1021 81st Avenue, Oakland, CA · Ages 10+

Proctor Staging Area

Proctor Staging Area · East Bay, CA

Outdoor Space in East Bay, CA

Quilting Workshop

In 6 days · Sun, Apr 19, 7:00 PM–9:30 PM UTC · Main Library TeenZone Branch Library · 125 14th Street, Oakland, CA

The Sun: Our Living Star

In 5 days · Sat, Apr 18, 8:00 PM–9:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA · Ages 6+

Anthony Chabot Family Camp

Anthony Chabot Family Camp · East Bay, CA

Outdoor Space in East Bay, CA

San Carlos Friends of the Library Book Sale

In 6 days · Sun, Apr 19, 8:00 PM–11:00 PM UTC · San Carlos Library · 610 Elm Street, San Carlos, CA

Sneaker Museum Oakland Presents: Sports World — The Good, The Bad & The Ugly

In 5 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Milpitas Library · 160 North Main Street, Milpitas, CA

San Leandro Public Main Library

San Leandro Public Main Library · 300 Estudillo Ave., San Leandro, CA

Library Program in San Leandro, CA

Dublin Library Teen Advisory Group Meeting

In 5 days · Sat, Apr 18, 6:30 PM–8:00 PM UTC · Dublin Library · 200 Civic Plaza, Dublin, CA · Ages 10–17

Tai Chi with Nelson Ng *ADJUSTED TIME*

In 6 days · Sun, Apr 19, 5:00 PM–6:00 PM UTC · Rinconada Library · 1213 Newell Rd., Palo Alto, CA

Weekes Branch Library

Weekes Branch Library · 27300 Patrick Ave., Hayward, CA

Library Program in Hayward, CA

Ukulele Club

In 5 days · Sat, Apr 18, 6:00 PM–7:30 PM UTC · Tarea Hall Pittman South Branch · 1901 Russell St, Berkeley, CA 94703, Berkeley, CA

Art Club @Claremont

In 5 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Claremont Branch · 2940 Benvenue Ave, Berkeley, CA 94705, Berkeley, CA

Hayward Public Library

Hayward Public Library · 888 C St., Hayward, CA

Library Program in Hayward, CA

Tales of the Maya Skies

In 5 days · Sat, Apr 18, 10:00 PM–11:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA

Rainbow Caterpillar - storytelling & music performance

In 6 days · Sun, Apr 19, 10:00 PM–11:00 PM UTC · Newark Library · 37055 Newark Blvd., Newark, CA

Manor Branch Library

Manor Branch Library · 1241 Manor Blvd, San Leandro, CA

Library Program in San Leandro, CA

Berkeley Adult & Youth Poet Laureates 2026

In 5 days · Sat, Apr 18, 9:00 PM–10:30 PM UTC · Central Library · 2090 Kittredge St, Berkeley, CA 94704, Berkeley, CA

Lunaverse

In 5 days · Sat, Apr 18, 7:00 PM–8:00 PM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA

Buffalo Bills Brewery

Buffalo Bills Brewery · 1082 B St, Hayward, CA

Brewery in Hayward, CA

Spotlight Sundays: Cultural Burn Practices and the Future of Fire

In 6 days · Sun, Apr 19, 8:00 PM–9:00 PM UTC · OMCA Lecture Hall · 1000 Oak, Oakland, 94607, Oakland, CA

SPACETIME

In 5 days · Sat, Apr 18, 11:00 PM–12:00 AM UTC · Chabot Space & Science Center · 10000 Skyline Blvd, Oakland, CA 94619, Oakland, CA

Redwood Canyon Public Golf Course

Redwood Canyon Public Golf Course · East Bay, CA

Outdoor Space in East Bay, CA

International Film Festival

In 6 days · Sun, Apr 19, 7:00 PM–12:30 AM UTC · Milpitas Library · 160 North Main Street, Milpitas, CA

Earthfest

In 6 days · Sun, Apr 19, 6:00 PM–10:00 PM UTC · San Francisco Zoo · 1 Zoo Rd, San Francisco, CA 94132, San Francisco, CA

Cull Canyon Road Park Entrance

Cull Canyon Road Park Entrance · East Bay, CA

Outdoor Space in East Bay, CA

Friends of the Hercules Library Spring Book Sale

In 6 days · Sun, Apr 19, 7:00 PM–11:00 PM UTC · Hercules Library · 109 Civic Drive, Hercules, CA

Earth Month at The Lawrence

In 5 days · Sat, Apr 18, 5:00 PM–12:00 AM UTC · Lawrence Hall of Science · 1 Centennial Dr, Berkeley, CA

Lake Chabot Road Park Entrance

Lake Chabot Road Park Entrance · East Bay, CA

Outdoor Space in East Bay, CA

Robotics Build for Grades 3-5 @THPS South

In 5 days · Sat, Apr 18, 9:00 PM–12:00 AM UTC · Tarea Hall Pittman South Branch · 1901 Russell St, Berkeley, CA 94703, Berkeley, CA

Veterinary Hospital Tours

In 5 days · Sat, Apr 18, 5:00 PM–6:00 PM UTC · Oakland Zoo · 9777 Golf Links Rd, Oakland, CA

West Winton Avenue Park Entrance

West Winton Avenue Park Entrance · East Bay, CA

Outdoor Space in East Bay, CA

Broadway to Bossa Nova

In 5 days · Sat, Apr 18, 9:00 PM–10:00 PM UTC · Dublin Library · 200 Civic Plaza, Dublin, CA

Community Circle for Kids with Special Needs

In 6 days · Sun, Apr 19, 9:00 PM–11:00 PM UTC · Fremont Library · 2400 Stevenson Blvd, Fremont, CA · Ages 5–14