English: This presentation is a guided tour through the 5 articles of the series 50 cool new things you can now do with KB’s collection highlights You will gain a better understanding of that the Wikimedia infrastructure (= the combination of Wikidata, Wikimedia Commons and Wikipedia) offers a coherent, free, unlimited, sustainable, publicly accessible and participative 'LEGO box' with which any GLAM can improve the reusability of its collections at very limited costs & resources. how they can use this LEGO box to add new functionalities to their GLAM collections, that these 'new cool things' apply to both human (frond end, GUI) and machine (back end, SPARQL, API) users. Outline: https://web.archive.org/web/20211102112548/https://pretalx.com/wdcon21/talk/review/AB78GBGUTDVY788QHQ3NUPJEEQFLBF9B Video of talk: https://www.youtube.com/watch?v=tDsujh1CYUU or Wikimedia Commons Nederlands: Deze identieke presentatie in het Nederlands is een rondwandeling door de 5 artikelen in de serie 50 cool new things you ...