John F. Kennedy High School - School overview, admissions, athletics, campus ministry, academics, activities, calendar, current events, alumni, and contact information. Three Tree Montessori - A private, non-profit Montessori school for children ages twelve months through twelve years. Highline High School - Counselors, courses and career center for this school. Gregory Height Elementary School - Information about current jobs, teams, and activities. Sylvester Middle School - Departments, community, contact information, clubs, calendar, sports, and special events. Cascade Middle School - Newsletter, calendar, and staff. Highline School District - List of area schools, administration news, and contact information.