Learning is fun, and that is certainly true this weekend! There is a lot to do at the Science Festival Discovery Day at AT&T Park in San Francisco. Watch Circus for Arts in the Schools to help out Alameda schools. Create some arts and crafts for yourself at the Harvest Festival Preview in San Mateo.

San Francisco

Science Festival Discovery Day at AT&T Park
Celebrate the Bay Area Science Festival’s culminating gala event with exhibits and activities for all at the ballpark! Every day from October 29 to November 6, the first-ever Bay Area Science Festival will feature a huge array of exciting science events at local venues throughout the Bay Area. There will be something for everyone: Spooky Science, Exploring the Brain, the Science of Food, Halloween Happenings, Dinosaurs vs. Robots, Mammoths, Tornadoes, Insecta-Palooza, and more! Sun., 11:00 am. Free. All. Event details.

International Body Music Festival
This festival presents over 20 events featuring traditional and contemporary Body Music styles from the US, Brazil, Indonesia, Turkey, Canary Islands, Greece, and Canada. From the tundra to the tropics, people can’t resist the urge to snap, clap, step, holler, and sing artful music. Attend the 1:00 pm pre-show for participatory Hand Games from Around the World. Get clap happy! Sun., 2:00 pm – 3:30 pm. See website for pricing. All ages. Event details.

East Bay

Kindergym Sunday Play Day
You will end this fun playtime with graham crackers and juice, parachute time and bubbles. What you do beforehand is up to you! There are so many things to choose from: horses and cars to ride, play kitchens, play dough, slides, a ball pit, and a mat full of toys! Whether you are sitting up, crawling, or toddling, this is the place for you! Sun., 10:30 am – 12:00 pm. Oakland. $10/Family. Under 3. Event details.

Circus for Arts in the Schools
The 7th Annual Circus for Arts in the Schools shows will once again feature former stars from Cirque du Soleil and the Pickle Family Circus, as well as other amazing acts from the circus world. All proceeds from the Circus go directly to funding arts education in Alameda Public Schools. Life really is a balancing act! Sun., 1:00 pm & 4:00 pm. Alameda. See website for pricing. All ages. Event details.

Marin

Big Time Tot Rock
Alison Faith Levy, formerly of The Sippy Cups, is ready to rock! She brings a freewheeling, rock n’ roll energy to acoustic guitar and piano tunes, encouraging kids and parents to dance around, get silly, and have fun! In addition to new songs like “Baby Anteater,” she’ll be busting out popular Sippy Cups songs like “Move Your Pants” and “The Jellyfish,” plus classic kids songs, rhymes, and covers. Don’t forget your sippy cup! Sat., 11:00 am. Sausalito. $5/Member. $14/General . 0-5. Event details.

Marin County Kids’ & Family Triathlon
In conjunction with the Marin County Triathlon, is the kids’ triathlon. Put together a competent family team, and race in this kids’ run/bike/swim event. Show off what you have learned in swim class! But if you are not ready to compete, you can come cheer on your friends for free! Check distance requirements on their website. All participants will receive a goodie bag including a race t-shirt, finisher’s medal, and a water bottle. Sat., 11:30 am. San Rafael. $175/team. 15 & under. Event details.

Peninsula

Harvest Festival Preview
The shopping center will be full of arts and crafts for both parents and children to enjoy. Kids can create paintings with Heartworks Studio, make jewelry with Dragon Fly Designs, and listen to local entertainment. This is a preview event for “The San Mateo Harvest Festival,” at the San Mateo County Event Center, which runs from November 11 through November 13. Harvest your creativity! Sat., 1:00 pm – 5:00 pm. San Mateo. See website for pricing. All ages. Event details.

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7th Annual Maritime Day
Take your learning and creativity to the high seas! Create a ship to take home and construct your own treasure chest. Create 19th century cargo and design your own lighthouse. You can also decode the International Code of Flags. Sun., 1:00 pm – 4:00 pm. Redwood City. $5/Adult. $3/Senior & student. Under 5 free. All ages. Event details.

— Rachel Teichman