As one would imagine there is a dizzying choice of cooking schools in Paris for tourists and residents a like. The following list should help you get started.
Ritz Escoffier Ecole de Gastronomie Française:
This is a serious school that offers a wide variety of choices for professional and amateur chefs. You can choose from demonstrations, half-day hands-on classes, and one-week courses. They also have a 30-week diploma course for serious chefs and a children’s workshop for budding gourmets. (http://www.ritzparis.com 38, rue Cambon, 1st. Metro: Opera. 01-43-16-30-50)