Gift Certificate for One Week of NatureNurture Summer Camp. Camp consists of Child-paced nature walks, explorations and adventures throughout the Presidio of San Francisco in our signature class size of six campers, one Jr. CAMP Leader and two teachers, while children enhance, learn and practice the life skill and fine art of being kind to nature, others and themselves through gentle, meandering hikes, exploration, games, stories, and being part of a team.