There is an American school in Tunis, the American Cooperative School of Tunis. It is a private, non-profit day school.If you would like to study Arabic or French while in Tunis, there are a few options, including The Language Academy [ (http://www.languageac.com...)], or private tutors.
Take a walking tour of the ancient buildings, mosques, and gates of the medina. All types of commodities including slaves used to be traded here, today's market is mainly that of day to day goods, increasingly produced in mainland China, and a shrinking quantity of local handicrafts.
See an opera, ballet, or other production at the Théâtre municipal de Tunis.
Wander through Tunis' largest park, Belvedere Park, which houses the Museum of Modern Art and the municipal zoo, and overlooks Lake Tunis.