Organization: National Park ServiceLocation: 1849 C St NWWashington, DC, 20240United StatesSee map: Google MapsPhone:202-208-6843 2025 Free Entrance Days in the National ParksDates: 04/19/202506/19/202508/04/2025Show more datesHide these dates09/27/202511/11/2025Time: See website for details. Organization: Elizabeth F. Gamble GardenLocation: 1431 Waverley St.Palo Alto, CA, 94301United StatesSee map: Google MapsPhone:650-329-1356 April Tour - Elizabeth F. Gamble GardenDates: 04/15/2025Time: 1:30 pm - 3:00 pm Organization: Youth Science Institute (YSI)Location: 296 Garden Hill DriveLos Gatos, CA, 95032United StatesSee map: Google MapsPhone:(408) 356-4945 Birding - Youth Science Institute (YSI)Dates: 04/19/2025Time: 10:30 am-12 pm Organization: Randall MuseumLocation: 199 Museum WaySan Francisco, CA, 94114United StatesSee map: Google MapsPhone:(415) 554-9600 Birding on the Hill - Randall MuseumDates: 05/17/2025Time: 8:00am PST Organization: Yerba Buena GardensLocation: 750 Howard Street San Francisco, CA, 94103United StatesSee map: Google MapsPhone:415.820.3550 Earth Day Festival - Yerba Buena GardensDates: 04/19/2025Time: 10am - 3pm PDT Location: Don Edwards SF Bay NWR Environmental Education Center1751 Grand BlvdAlviso, CA, 95002United StatesSee map: Google Maps Earth Month Kickoff Celebration at the RefugeDates: 04/06/2025Time: 10:00AM-2:00PM Organization: Live Earth FarmLocation: 1275 Green Valley RdWatsonville, CA, 95076United StatesSee map: Google MapsPhone:(831) 763-2448 Earth Month Volunteer Day - Live Earth Farm Dates: 04/24/2025Time: 10:00 am - 12:30 pm Location: Don Edwards SF Bay NWR Environmental Education Center1751 Grand BlvdAlviso, CA, 95002United StatesSee map: Google Maps Earth Month Volunteer Work Day at the EECDates: 04/13/2025Time: 9:30AM-12:00PM Organization: Slide Ranch - Muir Beach , CALocation: 2025 Shoreline HwyMuir Beach, CA, 94965United StatesSee map: Google MapsPhone:415-381-6155 Family Farm Day - Slide Ranch Dates: 04/05/202505/10/2025Time: 9:30 AM – 12:30 PM PDT Organization: Happy Hollow Park and ZooLocation: 1300 Senter RoadSan Jose, CA, 95112United StatesSee map: Google MapsPhone:408.794.7596 Family Fun: Family Paint - Happy Hollow Park and ZooDates: 05/10/2025Time: Check Website for Time Organization: Happy Hollow Park and ZooLocation: 1300 Senter RoadSan Jose, CA, 95112United StatesSee map: Google MapsPhone:408.794.7596 Family Fun: Spring Fling - Happy Hollow Park and ZooDates: 04/19/2025Time: Check Website for Time Organization: Blue House FarmLocation: 950 La Honda RoadSan Gregorio, CA, 94074United StatesSee map: Google Maps Farmstand - Blue House FarmDates: 03/29/202503/30/202504/05/2025Show more datesHide these dates04/06/202504/12/202504/13/202504/19/202504/20/202504/26/202504/27/2025Time: 11:00 - 4:00pm PST Organization: CuriOdysseyLocation: 1651 Coyote Point DriveSan Mateo, CA, 94401United StatesSee map: Google MapsPhone:650-342-7755 First Friday Nights - CuriOdyssey Dates: 04/04/202505/02/202506/06/2025Show more datesHide these dates07/04/2025Time: 5:00 - 8:00pm PST Organization: Children's Museum of Sonoma CountyLocation: 1835 W Steele LnSanta Rosa, CA, 95403United StatesSee map: Google MapsPhone:(707) 546-4069 Garden Party - Children's Museum of Sonoma CountyDates: 03/28/202504/04/202504/11/2025Show more datesHide these dates04/18/202504/25/202505/02/202505/09/202505/16/202505/23/202505/30/2025Time: 2:00 - 3:30pm PST Organization: Lindsay Wildlife ExperienceLocation: 1931 First Avenue Walnut Creek, CA, 94597United StatesSee map: Google MapsPhone:(925) 935-1978 Junior Naturalist Experiences: Keeper for a Day - Lindsay Wildlife ExperienceDates: 03/30/2025Time: 1:00 pm - 2:30 pm Organization: The ExploratoriumLocation: Pier 15(Embarcadero at Green Street)San Francisco, CA, 94111United StatesSee map: Google MapsPhone:(415) 528-4444 Look Up: Eclipse, Moon, and Mars - The ExploratoriumDates: 03/28/202503/29/202503/30/2025Show more datesHide these dates03/31/202504/27/2025Time: 10am - 12:30pm PST Organization: Marine Mammal Care Center Location: 3601 South Gaffey Street #8San Pedro, CA, 90731United StatesSee map: Google MapsPhone:(310) 548-5677 Marine Science Sunday Interactive Programs - Marine Mammal Care CenterDates: 04/13/202504/27/202505/11/2025Show more datesHide these dates05/25/202506/08/202506/22/202507/13/202507/27/202508/10/202508/24/202509/14/202509/28/202510/12/202510/26/202511/09/202511/30/202512/14/202512/28/2025Time: 12pm and 2pm Organization: Elizabeth F. Gamble GardenLocation: 1431 Waverley St.Palo Alto, CA, 94301United StatesSee map: Google MapsPhone:650-329-1356 May Second Saturday: Fun with Flowers - Gamble GardenDates: 04/12/2025Time: 10:00 AM – 12:00 PM PDT Organization: Children's Museum of Sonoma CountyLocation: 1835 W Steele LnSanta Rosa, CA, 95403United StatesSee map: Google MapsPhone:(707) 546-4069 Nature Explorers - Children's Museum of Sonoma CountyDates: 03/31/2025Time: 11:00 am – 12:30 pm Organization: Foster MuseumLocation: 940 Commercial StreetPalo Alto, CA, 94303United StatesSee map: Google MapsPhone:(650) 209-7181 Nature Journaling: Explore, Express, Connect - Foster MuseumDates: 04/27/2025Time: 10am - 2pm Organization: Lindsay Wildlife ExperienceLocation: 1931 First Avenue Walnut Creek, CA, 94597United StatesSee map: Google MapsPhone:(925) 935-1978 Neon Scorpion Hikes - Lindsay Wildlife ExperienceDates: 04/19/202504/20/202504/26/2025Show more datesHide these dates04/27/202505/03/202505/04/202505/10/202505/11/2025Time: 7:30 pm - 9:30 pm Organization: Lindsay Wildlife ExperienceLocation: 1931 First Avenue Walnut Creek, CA, 94597United StatesSee map: Google MapsPhone:(925) 935-1978 Newt Hikes - Lindsay Wildlife ExperienceDates: 04/13/202505/18/2025Time: 9:00 am - 11:00 am Organization: Roaring CampLocation: 5401 Graham Hill RoadFelton, CA, 95018United StatesSee map: Google MapsPhone:(831) 335-4484 Rainforest Weekends - Roaring CampDates: 03/29/202503/30/2025Time: 12:00pm PST Organization: Slide Ranch - Muir Beach , CALocation: 2025 Shoreline HwyMuir Beach, CA, 94965United StatesSee map: Google MapsPhone:415-381-6155 Spring Break Camp - Slide Ranch - Muir Beach , CADates: 04/07/202504/08/202504/09/2025Show more datesHide these dates04/10/202504/11/2025Time: 9:30am - 3pm Organization: Elizabeth F. Gamble GardenLocation: 1431 Waverley St.Palo Alto, CA, 94301United StatesSee map: Google MapsPhone:650-329-1356 Spring Garden Tour - Elizabeth F. Gamble GardenDates: 04/25/202504/26/2025Time: 10:00am - 4:00pm Organization: Happy Hollow Park and ZooLocation: 1300 Senter RoadSan Jose, CA, 95112United StatesSee map: Google MapsPhone:408.794.7596 Summer Camp - Happy Hollow Park and ZooDates: 06/02/202506/03/202506/04/2025Show more datesHide these dates06/05/202506/06/202506/09/202506/10/202506/11/202506/12/202506/13/202506/16/202506/17/202506/18/202506/19/202506/20/202506/23/202506/24/202506/25/202506/26/202506/27/202507/07/202507/08/202507/09/202507/10/202507/11/202507/14/202507/15/202507/16/202507/17/202507/18/202507/21/202507/22/202507/23/202507/24/202507/25/202507/28/202507/29/202507/30/202507/31/202508/01/202508/04/202508/05/202508/06/2025Time: 9 a.m. to 4 p.m. Organization: Terra Marin School Location: 70 Lomita DriveMill Valley, CA, 94941United StatesSee map: Google MapsPhone:(415) 906-2220 Summer Camp - Terra Marin SchoolDates: 06/09/202506/10/202506/11/2025Show more datesHide these dates06/12/202506/13/202506/16/202506/17/202506/18/202506/19/202506/20/202506/23/202506/24/202506/25/202506/26/202506/27/202506/30/202507/01/202507/02/202507/03/202507/07/202507/08/202507/09/202507/10/202507/11/202507/14/202507/15/202507/16/202507/17/202507/18/202507/21/202507/22/202507/23/202507/24/202507/25/202507/28/202507/29/202507/30/202507/31/202508/01/202508/04/202508/05/202508/06/202508/07/202508/08/202508/11/202508/12/202508/13/202508/14/202508/15/2025Time: Check Website for Time Organization: Happy Hollow Park and ZooLocation: 1300 Senter RoadSan Jose, CA, 95112United StatesSee map: Google MapsPhone:408.794.7596 Teen Paint Night - Happy Hollow Park and ZooDates: 04/04/202505/09/2025Time: 6:30 - 8:30pm PST Location: Echo Church118 Murphy AveSan Jose, CA, 93931United StatesSee map: Google MapsThe Trash Punx (Free eWaste Recycling Event) - The Trash PunxDates: 04/26/2025Time: 9 a.m. - 12 p.m. Organization: Maggiore RanchLocation: 4 Locations throughoutBrentwood, CA, .United StatesSee map: Google Maps U-Pick Fruits - Maggiore RanchDates: 03/28/202503/29/202503/30/2025Show more datesHide these dates03/31/2025Time: Check website for Time Organization: Youth Science Institute (YSI)Location: 296 Garden Hill DriveLos Gatos, CA, 95032United StatesSee map: Google MapsPhone:(408) 356-4945 Vasona Park Clean-up - Youth Science Institute (YSI)Dates: 04/26/2025Time: 10 am-12pm Location: Richardson Bay Audubon Center and Sanctuary376 Greenwood Beach RdTiburon, CA, 94920United StatesSee map: Google MapsPhone:415-456-7283 WildCare's Family Nature DayDates: 04/26/2025Time: 10:00 AM - 2:00 PM Organization: Happy Hollow Park and ZooLocation: 1300 Senter RoadSan Jose, CA, 95112United StatesSee map: Google MapsPhone:408.794.7596 Zoo U-niversity - Happy Hollow Park and ZooDates: 04/19/202505/17/2025Time: 2:00 - 4:00pm PST Family-Friendly Ski Resorts 2 - 3 Hours From Charlotte Finger Lakes Rail Riders Go Glamping at Conestoga Ranch Glamping Resort at Bear Lake, Utah Hardware Ranch: the Place to See Wild Elk Huntsville Square and Pineview Reservoir: A Small Town Getaway Segway Tours: Fun for Teens and Adults Alike! Visiting Lockport Cave & Underground Boat Ride Visiting Sedona, AZ
