High School Current Information 2013-2014 In 1956 Mrs. M. Crist Fleming established TASIS The American School in Switzerland as an experiment in international education designed to prepare students for American colleges and universities and to introduce them to European culture and languages. Today, the School is owned and directed by the TASIS Foundation, a Swiss non-profit educational foundation. TASIS offers elementary, middle, high school, and post-graduate programs for students aged 4 to 19. It offers English as an Additional Language (EAL) and Advanced Placement (AP) courses as part of an American high school diploma, as well as courses leading to the International Baccalaureate (IB) diploma which prepares students for colleges and universities throughout the world.