In the ethnically mixed Paris suburb of Kremlin-Bicetre, a group of children sit quietly at their desks while outside their classmates frolic in the autumn sunshine.
"Ayna yaskunu Adel? (where does Adel live)" teacher Hanan asks the children, pointing to a textbook drawing of a boy and girl in a village with a school and a mosque.
Hands shoot up, and a little girl replies that he lives behind the "madrassa", or school.
Welcome to Lissane, one of a growing number of private language schools where the children and grandchildren of North African immigrants go to learn classical Arabic on Wednesday afternoons, when schools are closed, and on the weekend.