The Georg Eckert Institute Library offers many services in the area of subject information.
- Catalog of Approved Textbooks for the subjects of geography, history, social studies (politics) in the federal German states. Released yearly since 1988 (also in printed form). (Last issue school year 2009/2010 – continued in the online database GEI-DZS).
- GEI-DZS - The Georg Eckert Institute’s database of approved textbooks for German state schools. These textbooks are for the subjects geography, history, and social studies (politics) for all federal Länder. (The database contains textbooks from school year 2009/10 onwards).