This article is about research of the RAS institutes using the knowledge base of the international project Wikidata. With the help of SPARQL queries for items classified as ”institute of the RAS” the following were received: the list of all institutes of the RAS, the map of institutes of the RAS that shows geografic position of all institutes. In addition, the completeness of Wikidata was evaluated. The Russian mathematicians without property named ”employer” was chosen to fill Wikidata. Developed exercises designed to test knowledge of the topic. For authors who will work further on this article, the new tasks were proposed.