Have you checked out the East Bay Parks events calendar lately?
There are activities of all sorts every week for folks who want to get outdoors. Some are for kids and others more adult-centric. Many of these events are free and some require advance registration.

The East Bay Regional Parks website has an interactive calendar where you can explore upcoming events and filter them for date and location.

So, plan yourself a day in the park and include some fun events.

About East Bay Parks
The East Bay Regional Park District is the largest regional park system in the nation, comprising 73 parks, 55 miles of shoreline, and over 1,300 miles of trails for hiking, biking, horseback riding, and environmental education. The Park District receives more than 25 million visits annually throughout Alameda and Contra Costa counties in the San Francisco Bay Area.

Ardenwood in Fremont
Historic Days; Thursday, August 24th from 10 AM to 4 PM (recurring)
Corn Mosaics; Saturday, August 27th from 1 to 2 PM
Hay Hoisting; August 27th from 2:15 to 2:45 PM
Rail Fair; Saturday, September 2nd from 10 AM to 4 PM

Black Diamond Mines in Antioch
Coal Mine Experience; Sunday, August 27th from 2 to 2:30 PM (recurring)

Sibley in Oakland
Full Moon Walk; Wednesday; August 30th from 7 to 9:30 PM

Sunol, in Sunol
Bat Watch Wednesdays! Wednesday, August 30th from 7 to 9 PM
Nature Writing: Creekside Reflections; Saturday, September 2nd from 8 to 9 AM
Fall Colors Stroll; Sunday, September 3rd from 2 to 30 PM

Crab Cove in Alameda
Family Nature Fun Hour: Lost on a Deserted Island; Saturday, August 26th from 1:30 to 2:30 PM
Native Plant and Butterfly Gardening; Saturday, August 26th from 9:30 AM to 12:30 PM
Crab Cove Fish Festival; Saturday, September 2nd from 10 AM to 4 PM

Coyote Hills
Botanical Dyes; Saturday, August 26th from 2 to 3 PM

Explore the East Bay Regional Parks District calendar for more events.