{"url":"/san-francisco/tree-frog-treks-holly-park","provider":{"id":"tree-frog-treks","name":"Tree Frog Treks","kind":"organization","about":"San Francisco nature and science program that runs outdoor camps, after-school programs and school-break camps, with live animal ambassadors and trips to city parks.","website":"https://treefrogtreks.com","phone":"(415) 876-3764","email":"info@treefrogtreks.com","instagram":null,"founded":null,"credentials":[],"languages":[],"image":{"src":"/photos/tree-frog-treks.jpg","alt":"A group of campers posing in front of the Golden Gate Bridge","credit":"Tree Frog Treks"}},"location":{"id":"holly-park","name":"Holly Park","street":"321 Holly Park Cir","unit":null,"city":"san-francisco","zip":"94110","neighborhood":"Bernal Heights","coords":[-122.418824,37.736937],"precision":"exact"},"serviceArea":[],"programs":[{"id":"winter-break-camp-grades-1-5","type":"camp","name":"Winter Break Camp, Grades 1 to 5","summary":"Winter nature camp based at Holly Park: kids travel by bus, Muni and on foot to city parks for wildlife study, science experiments, games, nature art and animal encounters.","description":"The December 21 to 23 session is for 1st to 5th grade. A second session, New Year, New Frog Camp, runs December 28 to 31 at the same park with the same program; check the registration listing for its age group. Prices are shown at registration.","categories":["outdoors","science","art"],"ages":{"min":6,"max":11},"grades":{"min":1,"max":5},"format":"in-person","registration":{"url":"https://campscui.active.com/orgs/TreeFrogTreksLLC","status":"soon"},"camp":{"day":"full","sessions":[{"location":"holly-park","start":"2026-12-21","end":"2026-12-23","name":"Winter Break Camp"},{"location":"holly-park","start":"2026-12-28","end":"2026-12-31","name":"New Year, New Frog Camp"}]}},{"id":"winter-break-camp-pre-k-kinder","type":"camp","name":"Winter Break Camp, Pre-K and Kindergarten","summary":"Winter nature camp for the youngest campers based at Holly Park, with wildlife study, science experiments, games, nature art and animal encounters.","description":"For pre-K and kindergarten children, ages 4 to 5. The camp moves between nearby parks by bus, Muni and on foot. Prices are shown at registration.","categories":["outdoors","science","art"],"ages":{"min":4,"max":5},"grades":{"min":-1,"max":0},"format":"in-person","registration":{"url":"https://campscui.active.com/orgs/TreeFrogTreksLLC","status":"soon"},"camp":{"day":"full","sessions":[{"location":"holly-park","start":"2026-12-21","end":"2026-12-23","name":"Winter Break Camp"}]}}],"source":{"url":"https://www.active.com/san-francisco-ca/science/camp/winter-break-camp-pre-k-and-kinder-group-holly-park-2026","fetched":"2026-10-07"},"updated":"2026-10-07","checked":null,"closed":null,"sample":false}