Horizons at San Francisco Friends School | 377 followers on LinkedIn. Horizons at SFFS provides joyful academic and enrichment experiences for San Francisco's public school students. | Horizons at SFFS provides joyful academic and enrichment experiences that build on the talents and skills of San Francisco’s public school students. Horizons' work is centered around a transformational summer program for public school students, most of whom live in the Mission and Excelsior Districts. The organization also provides year-round academic and enrichment support for all 153 curious, creative public school students in the program.