A wide range of interscholastic sports, intramurals, clubs, acitivites and community service further the overall development of the students. The strength of the comprehensive programs is built upon the expertise and excellence of the Glenbrook staff. Glenbrook is an organization that encourages innovation and over the years faculty have created cutting edge programs in almost all areas. The Glenbrook high schools are part of the First in the World Consortium that participated in international testing as part of an on-going collaboration to improve the teaching of math and science. Many Glenbrook staff serve on leadership positions in professional organizations.
Technology is used throughout the curriculum.