Key to the Sea is Heal the Bay’s free marine environmental education program for teachers and elementary school children (K-5) in Los Angeles County. The program focuses on watersheds, the storm drain system, pollution prevention, the sandy beach habitat, and environmental stewardship. It includes engaging hands-on activities for students, including a field trip to the beach, as well as exciting professional development opportunities for teachers. To read testimonials from teachers, go here. And to register your school, go here.