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The OLSN a.s.b.l. maintains this website to promote public access to information. We will endeavour to correct any errors that are brought to our attention.

However, the information published on this website is not under the responsability of the OLSN a.s.b.l. nor the SCRIPT:

  • OLSN a.s.b.l. & SCRIPT decline all responsability for the use of the information contained in the pages published on this website. The content is given fo information purposes only. It contains information that is not necessarily exhaustive, accurate or up to date. In case of discrepancies between the texts published on this site and the original documents, the original documents, as published in the Mémorial, are applicable.
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  • The OLSN a.s.b.l. & tghe SCRIPT assume no responsibility for any damage caused to your computer system by the use of this site.
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These disclaimers are not intended to circumvent the requirements of applicable law or to exclude liability for matters which may not be excluded under that law.

Unless otherwise indicated, the OLSN a.s.b.l. or the SCRIPT do not grant any licence or authorisation relating to the intellectual property rights it has in the portal, its elements or the Services. Furthermore, no reproduction of the information or services, in whole or in part, in any form whatsoever and by any means whatsoever, is permitted without the prior written authorisation of the OLSN a.s.b.l. or the SCRIPT.

Cookie management
OLSN a.s.b.l. & SCRIPT use client cookies, small text files that make it possible to analyse information relating to the user’s browsing (frequency of visits, duration of visits, pages consulted, language preferences, etc.), by means of the programmes Google Analytics and Google Search Console. They are deposited in a directory provided for this purpose on the user’s computer. They contain, among other things, the name of the server that wrote it, an identifier in the form of a unique number and an expiry date. The unique identifier makes it possible to recognise the user’s computer on each visit. Session cookies are deleted from the user’s computer when the user is logged out.

The use of certain features of this website may be limited or disabled if the user refuses the website’s cookies. It is therefore recommended that users set their browser to accept cookies from the site.

Data protection
The data collected on our site can only be obtained from the voluntary registration of your personal data, for example by using the contact form. We would like to inform you that this data will only be stored on the RESTENA server for the time necessary and will not be passed on to third parties. The data will also not be used for commercial purposes.

You have the right to request a file containing all the personal data we hold about you. You can also request the rectification of incorrect personal data and the deletion of some or all of your personal data when the storage of such data is no longer necessary. This does not include data stored for administrative, legal or security purposes.

You also have the right to object to the processing of your personal data, unless the processing is motivated by a serious and compelling legitimate interest.

You also have the right to request that we send you your personal data. If you so request, we may also send your personal data to a third party.

Contact information
If you have any questions about your personal data, please contact us at


Olympiades Luxembourgeoises des Sciences Naturelles a.s.b.l.

5, Rixegoard

L-8353 Garnich

Service de Coordination de la Recherche et de l’Innovation pédagogiques et technologiques

 33, Rives de Clausen

L-2165 Luxembourg