The outdoor education program gives Upper School students the chance to apply the principles of life and physical science through their annual overnight trip to points of interest in California.

Fifth graders go to the Marin Headlands, where they hike in the coastal habitat and learn about the marine environment for three days, under the leadership of the Headlands Institute. Sixth graders go to Mount Cross State Park in Santa Cruz, where they hike and kayak for four days, guided by Naturalists at Large. Seventh graders go to the Pinnacles National Monument, where they hike and rock climb for four days, also guided by Naturalists at Large. Eighth graders spend six days at Yosemite National Park, where they hike and camp in the High Sierra and study Native American culture in the Valley, led by Yosemite Institute.