A wiki is a web site allowing for the collective development of content on a given topic. Each user of the web site may offer her or his own article for publication and develop its content. She or he may also propose changes in the content of articles developed by other authors. Thanks to mechanisms for collective verification the content published on wiki page has a chance to become complete and objectively correct.

Learning Battle Cards (LBC) idea, deck of cards, LBC tools and website has been created by XY Learning Team - a group of practitioners of applying modern technologies in learning. It will be constantly improved – both from the functionality and content side. If you want to engage in development of this concept – please, contact us at