On this website we use third party tools as well as cookies. Along with Ernst Klett Sprachen GmbH (EKS), these third parties have access to IP addresses and other data. As a publisher, we at EKS would like to know how our website is being used by customers, so that improvements can be made, and which advertising measures are particularly successful. Furthermore, we endeavour to make the offers and services on our website as personal and individual as possible by using personalised advertising. I consent to my data being processed in this way. Further Information