Legal Notice and Privacy Notice

IPN - Leibniz Institute for Science and Mathematics Education
Olshausenstr. 62
24118 Kiel

Telephone: +49 (0)431 - 880 5084

The Leibniz Institute for Science and Mathematics Education at the University of Kiel is a foundation under public law. It is legally represented by the Managing Scientific Director Prof. Dr. Olaf Köller and the Managing Administrative Director Mareike Bierlich.

The supervisory authority is the Ministry of Science of the State of Schleswig-Holstein.
VAT identification number according to § 27 VAT Act: DE 154619534

Privacy Policy at a glance:


As the authors of these pages, we take the protection of your personal data very seriously. We treat your personal data confidentially and in accordance with the statutory data protection regulations and the detailed data protection declaration linked below. You may visit the IPN website any time without letting us know who you are.

In what context is personal information collected on our websites?

Firstly, your data is collected when you communicate it to us. This can for example be data that you enter in our contact form or in a registration form for an event. You use these forms on an expressly voluntary basis. We use and process the data that you enter here with your consent. The data will only be used if this is necessary to process the enquiry etc. Under no circumstances will the data collected in this way be sold or passed on to third parties for reasons not permitted by data protection law.

Other data is automatically collected by our IT systems when you visit the website. This is, above all, technical data (e.g. browser, operating system, IP address of the accessing computer and time of site visit). This data is collected automatically at the time of website access. They are technically necessary to enable the website to be delivered to your computer. As an individual user you remain anonymous.

The session cookies used on our website are necessary to enable our online editors to edit page content. As a normal visitor to our pages, you can set your browser in such a way that the acceptance of these cookies is excluded without restricting the functionality of the website.

Privacy information for users of the Kiel University Cloud in context with the IPN.

The Kiel University cloud we use is a "Nextcloud" online file storage service hosted by Kiel University itself. All data is located in Germany and is subject to German and European data protection law. The service allows you to collaborate with other users. Therefore, the personal data (first name, last name and e-mail address) of the users is also visible to all other users of the service and, in the context of system maintenance, to some IT employees of Kiel University. The users include all employees, selected small groups from committees and work groups, as well as invited guests.


Click here for the detailed data privacy policy

Liability Notice:

  1. Online content: Despite careful control of the content, we assume no liability for the up-to-dateness, correctness or completeness of the information provided. All offers are subject to change and non-binding. We reserve the right to change or supplement parts or the entire offer without notice.
  2. References and links: As a content provider, the IPN is responsible for its own content that it provides for use in accordance with general laws. Cross-references (external links) to the contents provided by other providers are to be distinguished from these own contents. These external contents do not originate from the IPN, do not reflect the opinion of the IPN and are for information purposes only. The IPN does not accept responsibility for these contents.
  3. Copyright and trademark law: The copyright for published graphics, sound documents, video sequences and texts created by us remains solely ours or that of the respective authors of the pages. Duplication or use of such objects in other electronic or printed publications is not permitted without the express consent of the authors.




Accessibility statement

The IPN - Leibniz Institute for Science and Mathematics Education is the host of this website. It is an important goal of ours to make this website freely accessible in accordance with the national legislation implementing Directive (EU) 2016/2102 of the European Parliament/Council and the State Disability Equality Act of Schleswig-Holstein (LBGG) §12.

Compatibility status with respect to the regulations
This website is not yet fully compliant with the above LBGG as amended on November 18th , 2008.

Not accessible contents
Many parts of this website are not yet completely accessible. We are working on making these sections accessible as well.

Separate pages describing navigation and content in plain language and sign language are not yet available, as a relaunch of the site and migration of existing content must first be implemented.

The editorial team strives to formulate texts on the IPN internet pages in a comprehensible way. However, it is not always possible to avoid technical terms. These are directed at the central target groups of the website.

Creation of this accessibility statement
This statement was created on March 9th, 2021 and was last reviewed on April 15th, 2021.

Feedback and contact details
Do you have any questions, suggestions or ideas for improving the accessibility of our website?

Please send us an e-mail to:

By mail you can reach us at the following address:
IPN - Leibniz Institute for Science and Mathematics Education
Public Relations
Olshausenstr. 62
24098 Kiel

Enforcement procedure
The complaints office pursuant to Section 12 LBGG has been established at the Schleswig-Holstein State Commissioner for Persons with Disabilities. You may contact this office should you not be satisfied with the answers you receive from the above-mentioned contact. It is our goal to find a solution concerning problems collectively with the help of the complaints office and out of court.

The complaint procedure is free of charge. You do not need legal counsel.

You can find all the information you need about the complaints procedure and how it works on the Complaints Office website.

You can also contact the complaints office at the following address:
Complaints Office under the Equal Opportunities for Persons with Disabilities Act State Commissioner for People with Disabilities

Office address:Karolinenweg 1
24105 Kiel

Postal address:
P.O. Box 7121
24171 Kiel

Phone: +49 431 988-1620
Phone: +49 431 988-1620


Picture credits:

© Sidekick/

© Doreen Salcher/

© fotogestoeber/

© patrick/

© Halfpoint/


© Madina/