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Saturday 04/18/2026

The Union City Library invites families to enjoy an afternoon of outdoor music. 

Local musicians of all ages and specializations will perform various musical pieces in the area between the library and city hall.  

Date: Saturday, April 18 2026 

Time: 2:30PM - 3:30PM 

Cost: Free 

Location: Union City Library, 34007 Alvarado-Niles Rd., Union City 

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Saturday 04/18/2026

San Leandro Public Library is inviting families to aa story and play program.

The program offers a story, songs, and open play activities where families can meet and spend time together. The event is designed for children ages 0 to 5, and all children must attend with a caregiver.

Date: Saturday, April 18, 2026

Time: 10:30AM - 11:30AM

Cost: Free

Location: Karp Room, San Leandro Public Library, 300 Estudillo Ave., San Leandro

Link: Click here for more information.

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Saturday 04/18/2026

Livermore Public Library partners with the Korean American Parent Association to host a cultural festival celebrating Korean traditions.

The community can experience live performances, a Hanbok fashion show, and hands-on activities, crafts, and games. The event is designed for all ages.

Time: 1PM - 3PM

Cost: Free

Location: Civic Center Library, 1188 S. Livermore Ave., Livermore

Link: Click here for more information.

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Saturday 04/18/2026

Livermore Public Library hosts an outdoor storytime featuring music and movement.

Little ones can listen to stories, sing songs, and move along with activities while relaxing on the grass. The program is designed for young children and caregivers and includes a weather-dependent location change to the library if needed.

Date: Saturday, April 18, 2026

Time: 10:15AM - 10:45AM

Cost: Free

Location: Lester J. Knott Park, 655 N Mines Rd., Livermore

Link: Click here for more information.

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Saturday 04/18/2026

Hayward Area Recreation and Park District hosts an Earth Day event combining art, nature, and community activities.

Participants can take part in outdoor art projects, collaborative installations, and garden-themed crafts inspired by sustainability. The event is designed for all ages and offers a creative experience in a community garden setting.

Date: Saturday, April 18, 2026

Time: 2PM - 4PM

Cost: Free

Location: Hayward Community Garden, 24919 Whitman St., Hayward

Link: Click here for more information..

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Saturday 04/18/2026

The City of Alameda Recreation and Park Department hosts a spring and Earth Day celebration.

Families can explore interactive booths, enjoy mini games and challenges, and participate in hands-on crafts and demonstrations. The event is designed for all ages and includes community vendors, educational activities, and outdoor fun in a festive setting.

Date: Saturday, April 18, 2026

Time: 12PM - 3PM

Cost: Free

Location: Alameda Point Gym, 1101 W. Redline Ave., Alameda

Link: Click here for more information.

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Saturday 04/18/2026

Quest Science Center is hosting its 8th annual Innovation Fair. 

The event offers hands-on science, engineering, and technology exhibits presented by local companies, schools, and community groups. Participants can explore interactive activities, demonstrations, and performances while meeting scientists and innovators from across the region.  

Date: Saturday, April 18, 2026 

Time: 10AM - 5PM 

Cost: Free. $15 parking.

Location: Alameda County Fairgrounds, 2005 Valley Ave., Pleasanton 

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Saturday 04/18/2026

Fathers Corps and 4Cs of Alameda County invites fathers and father figures with young children to a playgroup. 

The program offers guided play activities that support social, physical, and emotional development for young children. The playgroup is designed for fathers or father figures with children ages 18 months to 4 years and is offered as a bilingual program in English and Spanish. 

Date: Every Saturday 

Time: 10:30AM - 12PM 

Cost: Free  

Location: 4Cs of Alameda County - Sunflower Room, 22351 City Center Dr., Hayward 

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Saturday 04/18/2026

City of Fremont is inviting the community to a family-friendly Earth Day celebration focused on sustainability and environmental awareness.

Families can explore interactive exhibits, hands-on activities, and educational booths while learning about topics like recycling, clean water, and energy conservation. The event is open to all ages and features music, games, and art activities throughout the day.

Date: Saturday, April 18, 2026

Time: 10AM - 2PM

Cost: Free

Location: Downtown Event Center & Plaza, 3500 Capitol Ave., Fremont

Link: Click here for more information.

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Saturday 04/18/2026

Junior Center of Art and Science is inviting the community to a hands-on STEAM fair filled with interactive learning and creative exploration.

Families can explore science, technology, engineering, art, and math through hands-on activities like slime labs, robotics challenges, and art-making stations. The event is designed for children ages 5 to 13 and offers a fun, engaging environment for learning and discovery.

Date: Saturday, April 18, 2026

Time: 11AM - 2PM

Cost: Free

Location: Junior Center of Art and Science, 558 Bellevue Ave., Oakland

Link: Click here for more information.

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Saturday 04/18/2026

Alameda Free Library is inviting the community to a Día de los Niños celebration featuring performances, activities, and family resources.

Families can enjoy a magic show, bilingual music and dance performance, face painting, and a photobooth, along with free churros and community resource services. The event is open to all ages and offers a festive afternoon celebrating children, culture, and literacy.

Date: Saturday, April 18, 2026

Time: 12:30PM - 4:30PM

Cost: Free

Location: Alameda Free Library, 1550 Oak St., Alameda

Link: Click here for more information.

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Saturday 04/18/2026

Newark Library is inviting families to a special storytime program featuring stories, songs, and guest storytelling.

Caregivers and children can enjoy a themed storytime focused on families with storytelling by Miss Rosie and a guest appearance by author Tiffany Golden, along with songs and interactive activities. The program is designed for toddlers, preschoolers, and their caregivers, with tickets distributed shortly before the event.

Date: Saturday, April 18, 2026

Time: 11AM - 11:30AM

Cost: Free

Location: Newark Branch, 37055 Newark Blvd., Newark

Link: Click here for more information.

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Saturday 04/18/2026

Hayward Area Historical Society is inviting families to an Earth Day program as part of Family Fun Saturdays at the museum.

Families can take part in storytime, hands-on crafts, and activities focused on Earth Day themes, including making seed projects and creative take-home items. The program is open to children of all ages and offers a drop-in format with no reservations required.

Date: Saturday, April 18, 2026

Time: 11AM - 2:30PM

Cost: Free

Location: Hayward Area Historical Society Museum, 22380 Foothill Blvd., Hayward

Link: Click here for more information.

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