CASA Internationale Sprachschule .V. is very centrally located (Am Dobben 14-16) and easily accessible with public transport.
From the main station, you can take the tram lines 1, 4, 4S, 5 or 10. CASA is situated right in the middle between the two stops „Rembertistraße“ and „Am Dobben“, and two, respectively, three stops away from the main station.
From the airport, you can take the tram line 6 to the main station (duration 15 minutes).