Global Student Network is a leader in providing innovative online curriculum to independent studying families and partnering schools throughout the world. GSN offers a wide range of online curriculum options. We have over 2000 course offerings including Honors, AP, World Languages, Career and Technical Education courses. Our program has been used by independent study families as well as public, private, and charter schools, both nationally and internationally. High school students: For a-g track-Teacher support is required, for Customized track- Teacher support is highly recommended. Teacher support is 200.00 per course per semester. Curriculum prices vary. 2 weeks cancellation policy. All High School students need to contact their EF for GSN orders.