The Source celebrates its 2nd arts & music festival for kids, with a day of music, crafts, and fun for all ages. Highlights include performances by Lucky Diaz and the Family Jam Band. Kids can show their moves with a hip-hop dance class by WeBreak and take part in arts & crafts, games and other activities with the Boys & Girls Club of Buena Park, Buena Park Library, Children's Museum of La Habra and the Consulate of Mexico, Santa Ana. The day…

Thousands are expected to gather in Pershing Square for the March for Science—a celebration of science that is not only about scientists and politicians, but about the very real role that science plays in each of our lives. A science Expo is held at Pershing Square Park during and following the March. The Expo consists of family-friendly Interactive Demonstrations (see science in action!), Science Communication/Education -and policy info, (opportunities to learn more about pro-science candidates and initiatives.)

Palos Verdes' annual festival celebrating the migration of the Pacific gray whale is held on the main grounds of the Point Vicente Interpretive Center and at the adjacent lighthouse. Activities for children include face painting, crafts, chalk drawing, stories, and games, along with informative exhibits and food for purchase. Normally, the Point Vicente Lighthouse is open to the public for tours which are given on a first come, first served basis for ages 7 and older. However, the Lighthouse is currently…

The Sanitation Districts of Los Angeles County Earth Day festival features activities for all ages. Families can tour a water reclamation plant or material recovery facility, enjoy performances, and create eco-friendly crafts, while learning about environmental issues. The event is free and is attended by over 2,000 people. Old shoes can be brought to donate to Soles 4 Souls.

Nothing screams free-and-easy more than a sky full of kites. And full the skies will be during the kite festival on Santa Monica beach. Everyone receives his or her own free, unique kite along with a color theory lesson. Kite builders and aficionados (many from nearby Otis College of Art and Design) sail their wares, large and small.  Kite makers from across the United States also showcase their work and create a "gallery in the sky." The event also features a…

The PRNC hosts a community Earth Day celebration at Holleigh Bernson Memorial Park. The day of fun includes kids' games and activities, a scavenger hunt for teens, informational tables, and local government speakers. Guests are treated to free meals and sustainable items. LA City residents can reserve one free tree from Tree People via email; note "TREE" in the subject line.

The LA Camp Fair offers families the opportunity to discover summer camps and programs in the Thousand Oaks/ Conjeo Valley area. The LA Camp Fair at Conejo Valley hosts over 50 summer camps and programs to help families find the ideal summer camp program fit for their kids. Attendees can speak and meet with camp directors from various programs, get free brochures and promotional items from all the camps, enjoy delicious food, and have the chance to win a free camp session and other items through…

Slow down!  Take your time moving through the galleries on International Slow Art day. (You can make a miniature urban landscape and paint your own surreal dreamscape, too.) The Pasadena Museum of California Art invites families to participate in fun art projects for all ages based on current exhibitions. All ages welcome. Caregivers must accompany children.