The article introduces Serious Games as heritage mediation tools that favour the processes of identification, appreciation and transmission of the Intangible Cultural Heritage (ICH). For this purpose, it reviews part of the literature on the subject, emphasizing how this type of game has been used by cultural sites and institutions in the treatment of cultural heritage and presenting two good practices. It also explores how a particular category of game, the location-based mobile games, can promote participatory methodologies involving the Intangible Cultural Heritage, their communities and their visitors.