Kids Fishing Derby | Carbon Canyon Regional Park, Brea

March 14: Supervisor Doug Chaffee hosts a Kids Fishing Derby at Carbon Canyon Regional Park for Fourth District residents. Kids ages 6–15 can fish from 8:00–11:00 AM, with prizes for top catches, free bait, and loaner rods available. A free hot dog lunch is provided and a food truck will be on site. FREE!

Dates:
Location:
Carbon Canyon Regional Park (Brea) 4442 Carbon Canyon Rd, Brea, CA
+ Google Map
Cost:
Free

Monarch Day of Action | Willow Springs Park, Long Beach

March 14: Willow Springs Park hosts the Monarch Day of Action, a community event focused on Monarch Butterfly habitat expansion. Attend a bilingual storytime with the Long Beach Public Library, a Monarch Habitat Introduction with the Xerces Society, and a Narrowleaf Milkweed planting. Registration is available on the City of Long Beach website. FREE!

Dates:
Location:
Willow Springs Park - Long Beach 2745 Orange Ave., Long Beach, CA
+ Google Map
Cost:
Free

St. Joseph’s Day and Return of the Swallows Celebration | Mission San Juan Capistrano

March 19: Celebrate the annual return of the famous swallows to Capistrano with live Mariachi music, Flamenco dance, Native American storytelling, and a lecture by swallows expert Dr. Charles Brown. Ring the historic bells, tour Serra Chapel, and enjoy crafts including bracelet and trucker hat making.

Dates:
Location:
Mission San Juan Capistrano 26801 Ortega Hwy., San Juan Capistrano, CA
+ Google Map

BrickCentric LEGO® Fan Convention | LA Marriott Burbank Airport Hotel

March 20-22: A three-day LEGO fan convention with panels from LEGO Masters builders, live build competitions, workshops, a swap meet, and a LEGO film festival.

Dates:
Location:
Burbank Airport Marriot 2500 N Hollywood Way, Burbank, CA

Venice Love Fest | Venice Beach, Los Angeles

March 21: A beachside community festival under the Venice sign featuring live music, food trucks, art, a kids stage, fitness classes, and shopping. FREE!

Dates:
Location:
Venice Beach 12257 Venice Blvd., Venice Beach, CA
+ Google Map
Cost:
Free

STEAM Family Day | La Brea Tar Pits, Los Angeles

March 21: Explore hands-on STEAM activities, meet scientists, see fossils, and enjoy live presentations and storytime at this interactive museum event.

Dates:
Location:
La Brea Tar Pits 5801 Wilshire Blvd, Los Angeles, CA
+ Google Map

Ebell + LA Festival: Powered by Women | The Ebell, LA

March 22: Celebrate Women’s History Month with live performances, puppet theatre, crafts, flower crown making, art exhibits, and a Girl Scouts scavenger hunt. FREE!

Dates:
Location:
The Ebell of Los Angeles 741 S Lucerne Blvd., Los Angeles, CA
+ Google Map
Cost:
Free

Art Jam | Boomtown Brewery, Los Angeles

March 22: Watch a teen Battle of the Bands while kids create art on glow walls, try temporary tattoos, and explore youth-designed installations. FREE!

Dates:
Location:
Boomtown Brewery 700 Jackson St., Los Angeles, CA
+ Google Map
Cost:
Free

WonderCon | Anaheim Convention Center

March 27-29: A massive pop culture convention with comics, exclusive merch, panels, autographs, gaming, and the fan-favorite Masquerade!

Dates:
Location:
Anaheim Convention Center 800 West Katella Ave., Anaheim, CA
+ Google Map

Big Feelings Weekend | Cayton Children’s Museum, Santa Monica

March 28–30: Explore emotions through hands-on play, creativity, and imagination at this special long-weekend series themed around "Curiosity and Wonder." Activities include interactive art, building challenges, experiments, storytelling, and collaborative play for children and caregivers to enjoy together.

Dates:
Location:
Cayton Children's Museum 395 Santa Monica Place, Santa Monica, Ca
+ Google Map

Spring Fest | Lincoln Park, Long Beach

March 28: Celebrate spring with egg hunts, Easter Bunny photos, a bunny trail for toddlers, crafts, face painting, group games, a cupcake walk, and free raffle prizes. FREE!

Dates:
Location:
Billie Jean King Main Library 200 W. Broadway, Long Beach
+ Google Map
Cost:
Free

OC Japan Fair | OC Fair & Event Center, Costa Mesa

April 3–5: Celebrate Japanese culture at one of the largest Japanese cultural festivals in Southern California. Watch live performances, shop vendors, try traditional crafts like shodo and kimono dressing, and taste Japanese food from vendors across Japan and the US. There's also a cosplay show, tuna cutting show, and anime goods vendors to explore.

Dates:
Location:
OC Fair & Event Center 88 Fair Drive, Costa Mesa, CA
+ Google Map

Soar into Spring | Planes of Fame Air Museum, Chino

April 4: Hunt for eggs, build and test an egg drop contraption, assemble a scale model aircraft, and watch two Korean War-era jets — the F-86F Sabre and MiG-15 — fly together in a live aerial demonstration. Kids (ages 11 and under) FREE!

Dates:
Location:
Planes of Fame Air Museum 14998 Cal Aero Drive, Chino
+ Google Map

Easter Egg Hunt & Spring Carnival | Santa Anita Park, Arcadia

April 4-5: Santa Anita Park hosts Easter Sunday with the biggest egg hunt in the San Gabriel Valley featuring 33,000 eggs. Meet the Easter Bunny, enjoy the spring carnival, horse racing, and choose from multiple dining options. 

Dates:
Location:
Santa Anita Park 285 W. Huntington Drive, Arcadia
+ Google Map

Bunnies on the Bay | Belmont Shore, Long Beach

April 4: Suit up in a bunny costume and join a free 0.4-mile fun run along the bay in Belmont Shore. Waddle, sprint, or bunny hop the route — no timing, no winners, just photo ops and fun surprises. FREE!

Dates:
Location:
Claremont Boat Launch (Long Beach) 5300 E. Ocean Blvd., Long Beach, CA
+ Google Map
Cost:
Free

Spring Corgi Beach Day | Huntington Beach

April 4: Celebrate corgis at a free beach event, featuring themed photo stops, meet and greets with CelebreCorgs, all-day corgi contests, 45+ vendors, giveaways, and 10+ food trucks. All dogs and people welcome. FREE!

Dates:
Location:
Corgi Beach Day 21351 CA-1, Huntington Beach, CA
+ Google Map
Cost:
Free

Disclaimer: The Kidsguide team does their best to keep event details accurate at the time of posting, but information can change without notice! Be sure to double-check with the event organizer before heading out. Kidsguide is not responsible for any errors, omissions, or changes on our calendar—we’re just here to help you find the fun!